Home / 64,449.08-88,939.48-36,154.76

Finding the Fourth Proportional to 64,449.08, 88,939.48 and 36,154.76

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Solution

The fourth proportional to 64,449.08, 88,939.48 and 36,154.76 is: 49,893.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,449.08 : 88,939.48 = 36,154.76 : x
  2. Step 2: Convert to fraction form
    64,449.08/88,939.48 = 36,154.76/x
  3. Step 3: Cross multiply
    64,449.08x = 88,939.48 × 36,154.76
  4. Step 4: Simplify right side
    64,449.08x = 3,215,585,553.92
  5. Step 5: Solve for x
    x = 3,215,585,553.92/64,449.08
  6. Step 6: Final answer
    x = 49,893.43

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1.5x scale

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.