Home / 132,646.04-198,844-66,023.18

Finding the Fourth Proportional to 132,646.04, 198,844 and 66,023.18

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Solution

The fourth proportional to 132,646.04, 198,844 and 66,023.18 is: 98,972.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,646.04 : 198,844 = 66,023.18 : x
  2. Step 2: Convert to fraction form
    132,646.04/198,844 = 66,023.18/x
  3. Step 3: Cross multiply
    132,646.04x = 198,844 × 66,023.18
  4. Step 4: Simplify right side
    132,646.04x = 13,128,313,203.92
  5. Step 5: Solve for x
    x = 13,128,313,203.92/132,646.04
  6. Step 6: Final answer
    x = 98,972.52

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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.