Home / 138,253.34-207,378.66-63,352.24

Finding the Fourth Proportional to 138,253.34, 207,378.66 and 63,352.24

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Solution

The fourth proportional to 138,253.34, 207,378.66 and 63,352.24 is: 95,027.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,253.34 : 207,378.66 = 63,352.24 : x
  2. Step 2: Convert to fraction form
    138,253.34/207,378.66 = 63,352.24/x
  3. Step 3: Cross multiply
    138,253.34x = 207,378.66 × 63,352.24
  4. Step 4: Simplify right side
    138,253.34x = 13,137,902,639.20
  5. Step 5: Solve for x
    x = 13,137,902,639.20/138,253.34
  6. Step 6: Final answer
    x = 95,027.74

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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.