Home / 151,747.40-227,621.10-39,418.40

Finding the Fourth Proportional to 151,747.40, 227,621.10 and 39,418.40

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Solution

The fourth proportional to 151,747.40, 227,621.10 and 39,418.40 is: 59,127.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,747.40 : 227,621.10 = 39,418.40 : x
  2. Step 2: Convert to fraction form
    151,747.40/227,621.10 = 39,418.40/x
  3. Step 3: Cross multiply
    151,747.40x = 227,621.10 × 39,418.40
  4. Step 4: Simplify right side
    151,747.40x = 8,972,459,568.24
  5. Step 5: Solve for x
    x = 8,972,459,568.24/151,747.40
  6. Step 6: Final answer
    x = 59,127.60

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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.