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Finding the Fourth Proportional to 155,564.76, 233,347.12 and 44,756.76

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Solution

The fourth proportional to 155,564.76, 233,347.12 and 44,756.76 is: 67,135.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,564.76 : 233,347.12 = 44,756.76 : x
  2. Step 2: Convert to fraction form
    155,564.76/233,347.12 = 44,756.76/x
  3. Step 3: Cross multiply
    155,564.76x = 233,347.12 × 44,756.76
  4. Step 4: Simplify right side
    155,564.76x = 10,443,861,046.53
  5. Step 5: Solve for x
    x = 10,443,861,046.53/155,564.76
  6. Step 6: Final answer
    x = 67,135.13

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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.