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Finding the Fourth Proportional to 155,830.29, 233,711.49 and 41,975.30

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Solution

The fourth proportional to 155,830.29, 233,711.49 and 41,975.30 is: 62,953.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,830.29 : 233,711.49 = 41,975.30 : x
  2. Step 2: Convert to fraction form
    155,830.29/233,711.49 = 41,975.30/x
  3. Step 3: Cross multiply
    155,830.29x = 233,711.49 × 41,975.30
  4. Step 4: Simplify right side
    155,830.29x = 9,810,108,527.76
  5. Step 5: Solve for x
    x = 9,810,108,527.76/155,830.29
  6. Step 6: Final answer
    x = 62,953.80

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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.