Home / 132,982.16-199,439.76-66,374.24

Finding the Fourth Proportional to 132,982.16, 199,439.76 and 66,374.24

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Solution

The fourth proportional to 132,982.16, 199,439.76 and 66,374.24 is: 99,544.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,982.16 : 199,439.76 = 66,374.24 : x
  2. Step 2: Convert to fraction form
    132,982.16/199,439.76 = 66,374.24/x
  3. Step 3: Cross multiply
    132,982.16x = 199,439.76 × 66,374.24
  4. Step 4: Simplify right side
    132,982.16x = 13,237,662,495.78
  5. Step 5: Solve for x
    x = 13,237,662,495.78/132,982.16
  6. Step 6: Final answer
    x = 99,544.65

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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.