Home / 138,319.12-207,497.88-44,794.64

Finding the Fourth Proportional to 138,319.12, 207,497.88 and 44,794.64

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Solution

The fourth proportional to 138,319.12, 207,497.88 and 44,794.64 is: 67,198.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,319.12 : 207,497.88 = 44,794.64 : x
  2. Step 2: Convert to fraction form
    138,319.12/207,497.88 = 44,794.64/x
  3. Step 3: Cross multiply
    138,319.12x = 207,497.88 × 44,794.64
  4. Step 4: Simplify right side
    138,319.12x = 9,294,792,835.36
  5. Step 5: Solve for x
    x = 9,294,792,835.36/138,319.12
  6. Step 6: Final answer
    x = 67,198.18

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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.