Home / 107,984.13-149,018.09-60,237.47

Finding the Fourth Proportional to 107,984.13, 149,018.09 and 60,237.47

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Solution

The fourth proportional to 107,984.13, 149,018.09 and 60,237.47 is: 83,127.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,984.13 : 149,018.09 = 60,237.47 : x
  2. Step 2: Convert to fraction form
    107,984.13/149,018.09 = 60,237.47/x
  3. Step 3: Cross multiply
    107,984.13x = 149,018.09 × 60,237.47
  4. Step 4: Simplify right side
    107,984.13x = 8,976,472,725.83
  5. Step 5: Solve for x
    x = 8,976,472,725.83/107,984.13
  6. Step 6: Final answer
    x = 83,127.70

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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.