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Finding the Fourth Proportional to 157,363.92, 236,042.64 and 39,033.90

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Solution

The fourth proportional to 157,363.92, 236,042.64 and 39,033.90 is: 58,550.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,363.92 : 236,042.64 = 39,033.90 : x
  2. Step 2: Convert to fraction form
    157,363.92/236,042.64 = 39,033.90/x
  3. Step 3: Cross multiply
    157,363.92x = 236,042.64 × 39,033.90
  4. Step 4: Simplify right side
    157,363.92x = 9,213,664,805.50
  5. Step 5: Solve for x
    x = 9,213,664,805.50/157,363.92
  6. Step 6: Final answer
    x = 58,550.05

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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.