Home / 64,691.15-89,273.58-36,396.83

Finding the Fourth Proportional to 64,691.15, 89,273.58 and 36,396.83

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Solution

The fourth proportional to 64,691.15, 89,273.58 and 36,396.83 is: 50,227.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,691.15 : 89,273.58 = 36,396.83 : x
  2. Step 2: Convert to fraction form
    64,691.15/89,273.58 = 36,396.83/x
  3. Step 3: Cross multiply
    64,691.15x = 89,273.58 × 36,396.83
  4. Step 4: Simplify right side
    64,691.15x = 3,249,274,868.38
  5. Step 5: Solve for x
    x = 3,249,274,868.38/64,691.15
  6. Step 6: Final answer
    x = 50,227.51

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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.