Home / 113,825.33-157,079.18-62,838.13

Finding the Fourth Proportional to 113,825.33, 157,079.18 and 62,838.13

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Solution

The fourth proportional to 113,825.33, 157,079.18 and 62,838.13 is: 86,716.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,825.33 : 157,079.18 = 62,838.13 : x
  2. Step 2: Convert to fraction form
    113,825.33/157,079.18 = 62,838.13/x
  3. Step 3: Cross multiply
    113,825.33x = 157,079.18 × 62,838.13
  4. Step 4: Simplify right side
    113,825.33x = 9,870,561,992.05
  5. Step 5: Solve for x
    x = 9,870,561,992.05/113,825.33
  6. Step 6: Final answer
    x = 86,716.74

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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.