Home / 83,582.32-125,285.40-27,407.77

Finding the Fourth Proportional to 83,582.32, 125,285.40 and 27,407.77

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Solution

The fourth proportional to 83,582.32, 125,285.40 and 27,407.77 is: 41,082.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,582.32 : 125,285.40 = 27,407.77 : x
  2. Step 2: Convert to fraction form
    83,582.32/125,285.40 = 27,407.77/x
  3. Step 3: Cross multiply
    83,582.32x = 125,285.40 × 27,407.77
  4. Step 4: Simplify right side
    83,582.32x = 3,433,793,427.56
  5. Step 5: Solve for x
    x = 3,433,793,427.56/83,582.32
  6. Step 6: Final answer
    x = 41,082.77

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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.