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Finding the Fourth Proportional to 104,614.74, 156,831.39 and 42,244.74

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Solution

The fourth proportional to 104,614.74, 156,831.39 and 42,244.74 is: 63,330.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,614.74 : 156,831.39 = 42,244.74 : x
  2. Step 2: Convert to fraction form
    104,614.74/156,831.39 = 42,244.74/x
  3. Step 3: Cross multiply
    104,614.74x = 156,831.39 × 42,244.74
  4. Step 4: Simplify right side
    104,614.74x = 6,625,301,294.39
  5. Step 5: Solve for x
    x = 6,625,301,294.39/104,614.74
  6. Step 6: Final answer
    x = 63,330.48

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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.