Home / 127,092,039.04-175,177,416.72-89,874,314.56

Finding the Fourth Proportional to 127,092,039.04, 175,177,416.72 and 89,874,314.56

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Solution

The fourth proportional to 127,092,039.04, 175,177,416.72 and 89,874,314.56 is: 123,878,335.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,092,039.04 : 175,177,416.72 = 89,874,314.56 : x
  2. Step 2: Convert to fraction form
    127,092,039.04/175,177,416.72 = 89,874,314.56/x
  3. Step 3: Cross multiply
    127,092,039.04x = 175,177,416.72 × 89,874,314.56
  4. Step 4: Simplify right side
    127,092,039.04x = 15,743,950,254,101,484
  5. Step 5: Solve for x
    x = 15,743,950,254,101,484/127,092,039.04
  6. Step 6: Final answer
    x = 123,878,335.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.