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Finding the Fourth Proportional to 125,995.50, 188,996.90 and 32,501.25

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Solution

The fourth proportional to 125,995.50, 188,996.90 and 32,501.25 is: 48,752.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,995.50 : 188,996.90 = 32,501.25 : x
  2. Step 2: Convert to fraction form
    125,995.50/188,996.90 = 32,501.25/x
  3. Step 3: Cross multiply
    125,995.50x = 188,996.90 × 32,501.25
  4. Step 4: Simplify right side
    125,995.50x = 6,142,635,333.62
  5. Step 5: Solve for x
    x = 6,142,635,333.62/125,995.50
  6. Step 6: Final answer
    x = 48,752.82

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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.