Home / 155,490.88-233,088.56-60,781.80

Finding the Fourth Proportional to 155,490.88, 233,088.56 and 60,781.80

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Solution

The fourth proportional to 155,490.88, 233,088.56 and 60,781.80 is: 91,114.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,490.88 : 233,088.56 = 60,781.80 : x
  2. Step 2: Convert to fraction form
    155,490.88/233,088.56 = 60,781.80/x
  3. Step 3: Cross multiply
    155,490.88x = 233,088.56 × 60,781.80
  4. Step 4: Simplify right side
    155,490.88x = 14,167,542,236.21
  5. Step 5: Solve for x
    x = 14,167,542,236.21/155,490.88
  6. Step 6: Final answer
    x = 91,114.94

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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.