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Finding the Fourth Proportional to 125,363.00, 172,999.89 and 68,002.17

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Solution

The fourth proportional to 125,363.00, 172,999.89 and 68,002.17 is: 93,842.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,363.00 : 172,999.89 = 68,002.17 : x
  2. Step 2: Convert to fraction form
    125,363.00/172,999.89 = 68,002.17/x
  3. Step 3: Cross multiply
    125,363.00x = 172,999.89 × 68,002.17
  4. Step 4: Simplify right side
    125,363.00x = 11,764,367,929.76
  5. Step 5: Solve for x
    x = 11,764,367,929.76/125,363.00
  6. Step 6: Final answer
    x = 93,842.43

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1.5x scale

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.