Home / 83,889.36-125,877.76-34,006.32

Finding the Fourth Proportional to 83,889.36, 125,877.76 and 34,006.32

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Solution

The fourth proportional to 83,889.36, 125,877.76 and 34,006.32 is: 51,027.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,889.36 : 125,877.76 = 34,006.32 : x
  2. Step 2: Convert to fraction form
    83,889.36/125,877.76 = 34,006.32/x
  3. Step 3: Cross multiply
    83,889.36x = 125,877.76 × 34,006.32
  4. Step 4: Simplify right side
    83,889.36x = 4,280,639,387.44
  5. Step 5: Solve for x
    x = 4,280,639,387.44/83,889.36
  6. Step 6: Final answer
    x = 51,027.20

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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.