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Finding the Fourth Proportional to 127,060.97, 175,347.92 and 70,471.13

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Solution

The fourth proportional to 127,060.97, 175,347.92 and 70,471.13 is: 97,252.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,060.97 : 175,347.92 = 70,471.13 : x
  2. Step 2: Convert to fraction form
    127,060.97/175,347.92 = 70,471.13/x
  3. Step 3: Cross multiply
    127,060.97x = 175,347.92 × 70,471.13
  4. Step 4: Simplify right side
    127,060.97x = 12,356,965,364.99
  5. Step 5: Solve for x
    x = 12,356,965,364.99/127,060.97
  6. Step 6: Final answer
    x = 97,252.25

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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.