Home / 112,713.16-155,542.26-62,411.08

Finding the Fourth Proportional to 112,713.16, 155,542.26 and 62,411.08

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Solution

The fourth proportional to 112,713.16, 155,542.26 and 62,411.08 is: 86,126.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,713.16 : 155,542.26 = 62,411.08 : x
  2. Step 2: Convert to fraction form
    112,713.16/155,542.26 = 62,411.08/x
  3. Step 3: Cross multiply
    112,713.16x = 155,542.26 × 62,411.08
  4. Step 4: Simplify right side
    112,713.16x = 9,707,560,432.24
  5. Step 5: Solve for x
    x = 9,707,560,432.24/112,713.16
  6. Step 6: Final answer
    x = 86,126.24

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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.