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Finding the Fourth Proportional to 152,550, 228,666.14 and 51,272.87

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Solution

The fourth proportional to 152,550, 228,666.14 and 51,272.87 is: 76,855.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,550 : 228,666.14 = 51,272.87 : x
  2. Step 2: Convert to fraction form
    152,550/228,666.14 = 51,272.87/x
  3. Step 3: Cross multiply
    152,550x = 228,666.14 × 51,272.87
  4. Step 4: Simplify right side
    152,550x = 11,724,367,869.93
  5. Step 5: Solve for x
    x = 11,724,367,869.93/152,550
  6. Step 6: Final answer
    x = 76,855.90

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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.