Home / 149,648.80-224,732.40-144,983.20

Finding the Fourth Proportional to 149,648.80, 224,732.40 and 144,983.20

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Solution

The fourth proportional to 149,648.80, 224,732.40 and 144,983.20 is: 217,725.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,648.80 : 224,732.40 = 144,983.20 : x
  2. Step 2: Convert to fraction form
    149,648.80/224,732.40 = 144,983.20/x
  3. Step 3: Cross multiply
    149,648.80x = 224,732.40 × 144,983.20
  4. Step 4: Simplify right side
    149,648.80x = 32,582,422,495.68
  5. Step 5: Solve for x
    x = 32,582,422,495.68/149,648.80
  6. Step 6: Final answer
    x = 217,725.92

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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.