Home / 64,806.24-89,432.34-36,125.56

Finding the Fourth Proportional to 64,806.24, 89,432.34 and 36,125.56

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Solution

The fourth proportional to 64,806.24, 89,432.34 and 36,125.56 is: 49,853.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,806.24 : 89,432.34 = 36,125.56 : x
  2. Step 2: Convert to fraction form
    64,806.24/89,432.34 = 36,125.56/x
  3. Step 3: Cross multiply
    64,806.24x = 89,432.34 × 36,125.56
  4. Step 4: Simplify right side
    64,806.24x = 3,230,793,340.93
  5. Step 5: Solve for x
    x = 3,230,793,340.93/64,806.24
  6. Step 6: Final answer
    x = 49,853.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.