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Finding the Fourth Proportional to 152,576.52, 228,808.60 and 52,711.08

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Solution

The fourth proportional to 152,576.52, 228,808.60 and 52,711.08 is: 79,047.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,576.52 : 228,808.60 = 52,711.08 : x
  2. Step 2: Convert to fraction form
    152,576.52/228,808.60 = 52,711.08/x
  3. Step 3: Cross multiply
    152,576.52x = 228,808.60 × 52,711.08
  4. Step 4: Simplify right side
    152,576.52x = 12,060,748,419.29
  5. Step 5: Solve for x
    x = 12,060,748,419.29/152,576.52
  6. Step 6: Final answer
    x = 79,047.21

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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.