Home / 132,257.35-198,359.49-64,760.30

Finding the Fourth Proportional to 132,257.35, 198,359.49 and 64,760.30

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Solution

The fourth proportional to 132,257.35, 198,359.49 and 64,760.30 is: 97,127.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,257.35 : 198,359.49 = 64,760.30 : x
  2. Step 2: Convert to fraction form
    132,257.35/198,359.49 = 64,760.30/x
  3. Step 3: Cross multiply
    132,257.35x = 198,359.49 × 64,760.30
  4. Step 4: Simplify right side
    132,257.35x = 12,845,820,576.15
  5. Step 5: Solve for x
    x = 12,845,820,576.15/132,257.35
  6. Step 6: Final answer
    x = 97,127.46

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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.