Home / 83,176.36-124,577.70-64,323.88

Finding the Fourth Proportional to 83,176.36, 124,577.70 and 64,323.88

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Solution

The fourth proportional to 83,176.36, 124,577.70 and 64,323.88 is: 96,341.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,176.36 : 124,577.70 = 64,323.88 : x
  2. Step 2: Convert to fraction form
    83,176.36/124,577.70 = 64,323.88/x
  3. Step 3: Cross multiply
    83,176.36x = 124,577.70 × 64,323.88
  4. Step 4: Simplify right side
    83,176.36x = 8,013,321,025.48
  5. Step 5: Solve for x
    x = 8,013,321,025.48/83,176.36
  6. Step 6: Final answer
    x = 96,341.33

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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.