Home / 372,194.52-557,847.02-135,259.80

Finding the Fourth Proportional to 372,194.52, 557,847.02 and 135,259.80

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Solution

The fourth proportional to 372,194.52, 557,847.02 and 135,259.80 is: 202,728.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,194.52 : 557,847.02 = 135,259.80 : x
  2. Step 2: Convert to fraction form
    372,194.52/557,847.02 = 135,259.80/x
  3. Step 3: Cross multiply
    372,194.52x = 557,847.02 × 135,259.80
  4. Step 4: Simplify right side
    372,194.52x = 75,454,276,355.80
  5. Step 5: Solve for x
    x = 75,454,276,355.80/372,194.52
  6. Step 6: Final answer
    x = 202,728.07

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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.