Home / 64,766.16-89,367.40-36,471.12

Finding the Fourth Proportional to 64,766.16, 89,367.40 and 36,471.12

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Solution

The fourth proportional to 64,766.16, 89,367.40 and 36,471.12 is: 50,324.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,766.16 : 89,367.40 = 36,471.12 : x
  2. Step 2: Convert to fraction form
    64,766.16/89,367.40 = 36,471.12/x
  3. Step 3: Cross multiply
    64,766.16x = 89,367.40 × 36,471.12
  4. Step 4: Simplify right side
    64,766.16x = 3,259,329,169.49
  5. Step 5: Solve for x
    x = 3,259,329,169.49/64,766.16
  6. Step 6: Final answer
    x = 50,324.57

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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.