Home / 64,869.45-89,519.85-36,575.13

Finding the Fourth Proportional to 64,869.45, 89,519.85 and 36,575.13

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Solution

The fourth proportional to 64,869.45, 89,519.85 and 36,575.13 is: 50,473.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,869.45 : 89,519.85 = 36,575.13 : x
  2. Step 2: Convert to fraction form
    64,869.45/89,519.85 = 36,575.13/x
  3. Step 3: Cross multiply
    64,869.45x = 89,519.85 × 36,575.13
  4. Step 4: Simplify right side
    64,869.45x = 3,274,200,151.33
  5. Step 5: Solve for x
    x = 3,274,200,151.33/64,869.45
  6. Step 6: Final answer
    x = 50,473.68

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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.