Home / 372,938.28-559,462.54-136,225.60

Finding the Fourth Proportional to 372,938.28, 559,462.54 and 136,225.60

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Solution

The fourth proportional to 372,938.28, 559,462.54 and 136,225.60 is: 204,358.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,938.28 : 559,462.54 = 136,225.60 : x
  2. Step 2: Convert to fraction form
    372,938.28/559,462.54 = 136,225.60/x
  3. Step 3: Cross multiply
    372,938.28x = 559,462.54 × 136,225.60
  4. Step 4: Simplify right side
    372,938.28x = 76,213,120,189.02
  5. Step 5: Solve for x
    x = 76,213,120,189.02/372,938.28
  6. Step 6: Final answer
    x = 204,358.53

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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.