Home / 113,831.41-157,092.61-62,851.38

Finding the Fourth Proportional to 113,831.41, 157,092.61 and 62,851.38

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Solution

The fourth proportional to 113,831.41, 157,092.61 and 62,851.38 is: 86,737.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,831.41 : 157,092.61 = 62,851.38 : x
  2. Step 2: Convert to fraction form
    113,831.41/157,092.61 = 62,851.38/x
  3. Step 3: Cross multiply
    113,831.41x = 157,092.61 × 62,851.38
  4. Step 4: Simplify right side
    113,831.41x = 9,873,487,316.46
  5. Step 5: Solve for x
    x = 9,873,487,316.46/113,831.41
  6. Step 6: Final answer
    x = 86,737.81

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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.