Home / 127,220.29-175,557.14-70,628.02

Finding the Fourth Proportional to 127,220.29, 175,557.14 and 70,628.02

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Solution

The fourth proportional to 127,220.29, 175,557.14 and 70,628.02 is: 97,462.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,220.29 : 175,557.14 = 70,628.02 : x
  2. Step 2: Convert to fraction form
    127,220.29/175,557.14 = 70,628.02/x
  3. Step 3: Cross multiply
    127,220.29x = 175,557.14 × 70,628.02
  4. Step 4: Simplify right side
    127,220.29x = 12,399,252,932.74
  5. Step 5: Solve for x
    x = 12,399,252,932.74/127,220.29
  6. Step 6: Final answer
    x = 97,462.86

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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.