Home / 198,439.46-297,700.19-65,327.70

Finding the Fourth Proportional to 198,439.46, 297,700.19 and 65,327.70

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Solution

The fourth proportional to 198,439.46, 297,700.19 and 65,327.70 is: 98,005.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,439.46 : 297,700.19 = 65,327.70 : x
  2. Step 2: Convert to fraction form
    198,439.46/297,700.19 = 65,327.70/x
  3. Step 3: Cross multiply
    198,439.46x = 297,700.19 × 65,327.70
  4. Step 4: Simplify right side
    198,439.46x = 19,448,068,702.26
  5. Step 5: Solve for x
    x = 19,448,068,702.26/198,439.46
  6. Step 6: Final answer
    x = 98,005.05

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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.