Home / 132,276.20-198,414.30-70,068.20

Finding the Fourth Proportional to 132,276.20, 198,414.30 and 70,068.20

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Solution

The fourth proportional to 132,276.20, 198,414.30 and 70,068.20 is: 105,102.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,276.20 : 198,414.30 = 70,068.20 : x
  2. Step 2: Convert to fraction form
    132,276.20/198,414.30 = 70,068.20/x
  3. Step 3: Cross multiply
    132,276.20x = 198,414.30 × 70,068.20
  4. Step 4: Simplify right side
    132,276.20x = 13,902,532,855.26
  5. Step 5: Solve for x
    x = 13,902,532,855.26/132,276.20
  6. Step 6: Final answer
    x = 105,102.30

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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.