Home / 94,082.20-129,811.10-53,246.88

Finding the Fourth Proportional to 94,082.20, 129,811.10 and 53,246.88

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Solution

The fourth proportional to 94,082.20, 129,811.10 and 53,246.88 is: 73,468.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,082.20 : 129,811.10 = 53,246.88 : x
  2. Step 2: Convert to fraction form
    94,082.20/129,811.10 = 53,246.88/x
  3. Step 3: Cross multiply
    94,082.20x = 129,811.10 × 53,246.88
  4. Step 4: Simplify right side
    94,082.20x = 6,912,036,064.37
  5. Step 5: Solve for x
    x = 6,912,036,064.37/94,082.20
  6. Step 6: Final answer
    x = 73,468.05

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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.