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Finding the Fourth Proportional to 94,125.92, 140,835.98 and 56,035.86

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Solution

The fourth proportional to 94,125.92, 140,835.98 and 56,035.86 is: 83,843.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,125.92 : 140,835.98 = 56,035.86 : x
  2. Step 2: Convert to fraction form
    94,125.92/140,835.98 = 56,035.86/x
  3. Step 3: Cross multiply
    94,125.92x = 140,835.98 × 56,035.86
  4. Step 4: Simplify right side
    94,125.92x = 7,891,865,258.24
  5. Step 5: Solve for x
    x = 7,891,865,258.24/94,125.92
  6. Step 6: Final answer
    x = 83,843.70

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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.