Home / 83,929.38-125,831.18-50,641.58

Finding the Fourth Proportional to 83,929.38, 125,831.18 and 50,641.58

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Solution

The fourth proportional to 83,929.38, 125,831.18 and 50,641.58 is: 75,924.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,929.38 : 125,831.18 = 50,641.58 : x
  2. Step 2: Convert to fraction form
    83,929.38/125,831.18 = 50,641.58/x
  3. Step 3: Cross multiply
    83,929.38x = 125,831.18 × 50,641.58
  4. Step 4: Simplify right side
    83,929.38x = 6,372,289,768.46
  5. Step 5: Solve for x
    x = 6,372,289,768.46/83,929.38
  6. Step 6: Final answer
    x = 75,924.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.