Home / 155,939.27-233,937.75-49,350.05

Finding the Fourth Proportional to 155,939.27, 233,937.75 and 49,350.05

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Solution

The fourth proportional to 155,939.27, 233,937.75 and 49,350.05 is: 74,034.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,939.27 : 233,937.75 = 49,350.05 : x
  2. Step 2: Convert to fraction form
    155,939.27/233,937.75 = 49,350.05/x
  3. Step 3: Cross multiply
    155,939.27x = 233,937.75 × 49,350.05
  4. Step 4: Simplify right side
    155,939.27x = 11,544,838,489.70
  5. Step 5: Solve for x
    x = 11,544,838,489.70/155,939.27
  6. Step 6: Final answer
    x = 74,034.20

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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.