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Finding the Fourth Proportional to 152,654.49, 228,988.92 and 125,950.98

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Solution

The fourth proportional to 152,654.49, 228,988.92 and 125,950.98 is: 188,932.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,654.49 : 228,988.92 = 125,950.98 : x
  2. Step 2: Convert to fraction form
    152,654.49/228,988.92 = 125,950.98/x
  3. Step 3: Cross multiply
    152,654.49x = 228,988.92 × 125,950.98
  4. Step 4: Simplify right side
    152,654.49x = 28,841,380,214.17
  5. Step 5: Solve for x
    x = 28,841,380,214.17/152,654.49
  6. Step 6: Final answer
    x = 188,932.41

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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.