Home / 130,082.54-179,517.40-73,492.70

Finding the Fourth Proportional to 130,082.54, 179,517.40 and 73,492.70

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Solution

The fourth proportional to 130,082.54, 179,517.40 and 73,492.70 is: 101,421.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,082.54 : 179,517.40 = 73,492.70 : x
  2. Step 2: Convert to fraction form
    130,082.54/179,517.40 = 73,492.70/x
  3. Step 3: Cross multiply
    130,082.54x = 179,517.40 × 73,492.70
  4. Step 4: Simplify right side
    130,082.54x = 13,193,217,341.66
  5. Step 5: Solve for x
    x = 13,193,217,341.66/130,082.54
  6. Step 6: Final answer
    x = 101,421.90

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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.