Home / 127,272.98-175,637.13-70,684.36

Finding the Fourth Proportional to 127,272.98, 175,637.13 and 70,684.36

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Solution

The fourth proportional to 127,272.98, 175,637.13 and 70,684.36 is: 97,544.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,272.98 : 175,637.13 = 70,684.36 : x
  2. Step 2: Convert to fraction form
    127,272.98/175,637.13 = 70,684.36/x
  3. Step 3: Cross multiply
    127,272.98x = 175,637.13 × 70,684.36
  4. Step 4: Simplify right side
    127,272.98x = 12,414,798,126.29
  5. Step 5: Solve for x
    x = 12,414,798,126.29/127,272.98
  6. Step 6: Final answer
    x = 97,544.65

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1.5x scale

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.