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Finding the Fourth Proportional to 155,367.40, 233,108.70 and 149,607.40

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Solution

The fourth proportional to 155,367.40, 233,108.70 and 149,607.40 is: 224,466.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,367.40 : 233,108.70 = 149,607.40 : x
  2. Step 2: Convert to fraction form
    155,367.40/233,108.70 = 149,607.40/x
  3. Step 3: Cross multiply
    155,367.40x = 233,108.70 × 149,607.40
  4. Step 4: Simplify right side
    155,367.40x = 34,874,786,524.38
  5. Step 5: Solve for x
    x = 34,874,786,524.38/155,367.40
  6. Step 6: Final answer
    x = 224,466.56

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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.