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Finding the Fourth Proportional to 255,110.92, 382,650.88 and 95,156.02

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Solution

The fourth proportional to 255,110.92, 382,650.88 and 95,156.02 is: 142,728.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,110.92 : 382,650.88 = 95,156.02 : x
  2. Step 2: Convert to fraction form
    255,110.92/382,650.88 = 95,156.02/x
  3. Step 3: Cross multiply
    255,110.92x = 382,650.88 × 95,156.02
  4. Step 4: Simplify right side
    255,110.92x = 36,411,534,790.30
  5. Step 5: Solve for x
    x = 36,411,534,790.30/255,110.92
  6. Step 6: Final answer
    x = 142,728.25

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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.