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Finding the Fourth Proportional to 367,851.29, 551,689.45 and 101,605.91

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Solution

The fourth proportional to 367,851.29, 551,689.45 and 101,605.91 is: 152,384.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,851.29 : 551,689.45 = 101,605.91 : x
  2. Step 2: Convert to fraction form
    367,851.29/551,689.45 = 101,605.91/x
  3. Step 3: Cross multiply
    367,851.29x = 551,689.45 × 101,605.91
  4. Step 4: Simplify right side
    367,851.29x = 56,054,905,592.19
  5. Step 5: Solve for x
    x = 56,054,905,592.19/367,851.29
  6. Step 6: Final answer
    x = 152,384.69

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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.