Home / 225,082.28-310,655.10-144,610.40

Finding the Fourth Proportional to 225,082.28, 310,655.10 and 144,610.40

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Solution

The fourth proportional to 225,082.28, 310,655.10 and 144,610.40 is: 199,589.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,082.28 : 310,655.10 = 144,610.40 : x
  2. Step 2: Convert to fraction form
    225,082.28/310,655.10 = 144,610.40/x
  3. Step 3: Cross multiply
    225,082.28x = 310,655.10 × 144,610.40
  4. Step 4: Simplify right side
    225,082.28x = 44,923,956,719.76
  5. Step 5: Solve for x
    x = 44,923,956,719.76/225,082.28
  6. Step 6: Final answer
    x = 199,589.05

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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.