Home / 64,592.13-89,139.78-36,297.75

Finding the Fourth Proportional to 64,592.13, 89,139.78 and 36,297.75

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Solution

The fourth proportional to 64,592.13, 89,139.78 and 36,297.75 is: 50,092.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,592.13 : 89,139.78 = 36,297.75 : x
  2. Step 2: Convert to fraction form
    64,592.13/89,139.78 = 36,297.75/x
  3. Step 3: Cross multiply
    64,592.13x = 89,139.78 × 36,297.75
  4. Step 4: Simplify right side
    64,592.13x = 3,235,573,449.50
  5. Step 5: Solve for x
    x = 3,235,573,449.50/64,592.13
  6. Step 6: Final answer
    x = 50,092.38

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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.