Home / 152,442.11-228,663.30-63,647.21

Finding the Fourth Proportional to 152,442.11, 228,663.30 and 63,647.21

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Solution

The fourth proportional to 152,442.11, 228,663.30 and 63,647.21 is: 95,470.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,442.11 : 228,663.30 = 63,647.21 : x
  2. Step 2: Convert to fraction form
    152,442.11/228,663.30 = 63,647.21/x
  3. Step 3: Cross multiply
    152,442.11x = 228,663.30 × 63,647.21
  4. Step 4: Simplify right side
    152,442.11x = 14,553,781,074.39
  5. Step 5: Solve for x
    x = 14,553,781,074.39/152,442.11
  6. Step 6: Final answer
    x = 95,470.87

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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.