Home / 155,862.86-233,710.46-80,796.92

Finding the Fourth Proportional to 155,862.86, 233,710.46 and 80,796.92

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Solution

The fourth proportional to 155,862.86, 233,710.46 and 80,796.92 is: 121,151.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,862.86 : 233,710.46 = 80,796.92 : x
  2. Step 2: Convert to fraction form
    155,862.86/233,710.46 = 80,796.92/x
  3. Step 3: Cross multiply
    155,862.86x = 233,710.46 × 80,796.92
  4. Step 4: Simplify right side
    155,862.86x = 18,883,085,520.07
  5. Step 5: Solve for x
    x = 18,883,085,520.07/155,862.86
  6. Step 6: Final answer
    x = 121,151.92

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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.