Home / 50,392.40-75,553.64-42,545.96

Finding the Fourth Proportional to 50,392.40, 75,553.64 and 42,545.96

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Solution

The fourth proportional to 50,392.40, 75,553.64 and 42,545.96 is: 63,789.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,392.40 : 75,553.64 = 42,545.96 : x
  2. Step 2: Convert to fraction form
    50,392.40/75,553.64 = 42,545.96/x
  3. Step 3: Cross multiply
    50,392.40x = 75,553.64 × 42,545.96
  4. Step 4: Simplify right side
    50,392.40x = 3,214,502,145.29
  5. Step 5: Solve for x
    x = 3,214,502,145.29/50,392.40
  6. Step 6: Final answer
    x = 63,789.42

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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.