Home / 144,439.24-199,376.25-99,266.76

Finding the Fourth Proportional to 144,439.24, 199,376.25 and 99,266.76

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Solution

The fourth proportional to 144,439.24, 199,376.25 and 99,266.76 is: 137,022.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,439.24 : 199,376.25 = 99,266.76 : x
  2. Step 2: Convert to fraction form
    144,439.24/199,376.25 = 99,266.76/x
  3. Step 3: Cross multiply
    144,439.24x = 199,376.25 × 99,266.76
  4. Step 4: Simplify right side
    144,439.24x = 19,791,434,358.45
  5. Step 5: Solve for x
    x = 19,791,434,358.45/144,439.24
  6. Step 6: Final answer
    x = 137,022.56

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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.