Home / 372,550.50-558,909.05-135,893.17

Finding the Fourth Proportional to 372,550.50, 558,909.05 and 135,893.17

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Solution

The fourth proportional to 372,550.50, 558,909.05 and 135,893.17 is: 203,870.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,550.50 : 558,909.05 = 135,893.17 : x
  2. Step 2: Convert to fraction form
    372,550.50/558,909.05 = 135,893.17/x
  3. Step 3: Cross multiply
    372,550.50x = 558,909.05 × 135,893.17
  4. Step 4: Simplify right side
    372,550.50x = 75,951,922,565.36
  5. Step 5: Solve for x
    x = 75,951,922,565.36/372,550.50
  6. Step 6: Final answer
    x = 203,870.14

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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.