Home / 88,079.75-132,133.38-28,901.96

Finding the Fourth Proportional to 88,079.75, 132,133.38 and 28,901.96

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Solution

The fourth proportional to 88,079.75, 132,133.38 and 28,901.96 is: 43,357.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,079.75 : 132,133.38 = 28,901.96 : x
  2. Step 2: Convert to fraction form
    88,079.75/132,133.38 = 28,901.96/x
  3. Step 3: Cross multiply
    88,079.75x = 132,133.38 × 28,901.96
  4. Step 4: Simplify right side
    88,079.75x = 3,818,913,663.42
  5. Step 5: Solve for x
    x = 3,818,913,663.42/88,079.75
  6. Step 6: Final answer
    x = 43,357.45

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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.