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Finding the Fourth Proportional to 225,090.85, 337,468.59 and 75,242.47

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Solution

The fourth proportional to 225,090.85, 337,468.59 and 75,242.47 is: 112,807.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,090.85 : 337,468.59 = 75,242.47 : x
  2. Step 2: Convert to fraction form
    225,090.85/337,468.59 = 75,242.47/x
  3. Step 3: Cross multiply
    225,090.85x = 337,468.59 × 75,242.47
  4. Step 4: Simplify right side
    225,090.85x = 25,391,970,259.02
  5. Step 5: Solve for x
    x = 25,391,970,259.02/225,090.85
  6. Step 6: Final answer
    x = 112,807.65

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1.5x scale

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.