Home / 132,984.14-199,309.62-66,442.82

Finding the Fourth Proportional to 132,984.14, 199,309.62 and 66,442.82

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Solution

The fourth proportional to 132,984.14, 199,309.62 and 66,442.82 is: 99,581.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,984.14 : 199,309.62 = 66,442.82 : x
  2. Step 2: Convert to fraction form
    132,984.14/199,309.62 = 66,442.82/x
  3. Step 3: Cross multiply
    132,984.14x = 199,309.62 × 66,442.82
  4. Step 4: Simplify right side
    132,984.14x = 13,242,693,205.93
  5. Step 5: Solve for x
    x = 13,242,693,205.93/132,984.14
  6. Step 6: Final answer
    x = 99,581.00

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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.