Home / 66,310.13-91,507.98-36,502.13

Finding the Fourth Proportional to 66,310.13, 91,507.98 and 36,502.13

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Solution

The fourth proportional to 66,310.13, 91,507.98 and 36,502.13 is: 50,372.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,310.13 : 91,507.98 = 36,502.13 : x
  2. Step 2: Convert to fraction form
    66,310.13/91,507.98 = 36,502.13/x
  3. Step 3: Cross multiply
    66,310.13x = 91,507.98 × 36,502.13
  4. Step 4: Simplify right side
    66,310.13x = 3,340,235,724.46
  5. Step 5: Solve for x
    x = 3,340,235,724.46/66,310.13
  6. Step 6: Final answer
    x = 50,372.94

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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.