Home / 132,127.14-198,116.43-43,373.22

Finding the Fourth Proportional to 132,127.14, 198,116.43 and 43,373.22

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Solution

The fourth proportional to 132,127.14, 198,116.43 and 43,373.22 is: 65,035.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,127.14 : 198,116.43 = 43,373.22 : x
  2. Step 2: Convert to fraction form
    132,127.14/198,116.43 = 43,373.22/x
  3. Step 3: Cross multiply
    132,127.14x = 198,116.43 × 43,373.22
  4. Step 4: Simplify right side
    132,127.14x = 8,592,947,504.00
  5. Step 5: Solve for x
    x = 8,592,947,504.00/132,127.14
  6. Step 6: Final answer
    x = 65,035.45

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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.