Home / 132,811.60-199,217.40-97,382.20

Finding the Fourth Proportional to 132,811.60, 199,217.40 and 97,382.20

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Solution

The fourth proportional to 132,811.60, 199,217.40 and 97,382.20 is: 146,073.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,811.60 : 199,217.40 = 97,382.20 : x
  2. Step 2: Convert to fraction form
    132,811.60/199,217.40 = 97,382.20/x
  3. Step 3: Cross multiply
    132,811.60x = 199,217.40 × 97,382.20
  4. Step 4: Simplify right side
    132,811.60x = 19,400,228,690.28
  5. Step 5: Solve for x
    x = 19,400,228,690.28/132,811.60
  6. Step 6: Final answer
    x = 146,073.30

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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.