Home / 144,769.28-217,181.22-54,838.92

Finding the Fourth Proportional to 144,769.28, 217,181.22 and 54,838.92

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Solution

The fourth proportional to 144,769.28, 217,181.22 and 54,838.92 is: 82,268.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,769.28 : 217,181.22 = 54,838.92 : x
  2. Step 2: Convert to fraction form
    144,769.28/217,181.22 = 54,838.92/x
  3. Step 3: Cross multiply
    144,769.28x = 217,181.22 × 54,838.92
  4. Step 4: Simplify right side
    144,769.28x = 11,909,983,549.08
  5. Step 5: Solve for x
    x = 11,909,983,549.08/144,769.28
  6. Step 6: Final answer
    x = 82,268.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.