Home / 132,998.92-199,331.82-66,457.72

Finding the Fourth Proportional to 132,998.92, 199,331.82 and 66,457.72

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Solution

The fourth proportional to 132,998.92, 199,331.82 and 66,457.72 is: 99,603.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,998.92 : 199,331.82 = 66,457.72 : x
  2. Step 2: Convert to fraction form
    132,998.92/199,331.82 = 66,457.72/x
  3. Step 3: Cross multiply
    132,998.92x = 199,331.82 × 66,457.72
  4. Step 4: Simplify right side
    132,998.92x = 13,247,138,280.65
  5. Step 5: Solve for x
    x = 13,247,138,280.65/132,998.92
  6. Step 6: Final answer
    x = 99,603.35

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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.