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Finding the Fourth Proportional to 155,951.78, 233,925.50 and 37,622.12

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Solution

The fourth proportional to 155,951.78, 233,925.50 and 37,622.12 is: 56,432.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,951.78 : 233,925.50 = 37,622.12 : x
  2. Step 2: Convert to fraction form
    155,951.78/233,925.50 = 37,622.12/x
  3. Step 3: Cross multiply
    155,951.78x = 233,925.50 × 37,622.12
  4. Step 4: Simplify right side
    155,951.78x = 8,800,772,156.49
  5. Step 5: Solve for x
    x = 8,800,772,156.49/155,951.78
  6. Step 6: Final answer
    x = 56,432.65

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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.