Home / 272,947.80-409,844.10-148,531.80

Finding the Fourth Proportional to 272,947.80, 409,844.10 and 148,531.80

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Solution

The fourth proportional to 272,947.80, 409,844.10 and 148,531.80 is: 223,027.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,947.80 : 409,844.10 = 148,531.80 : x
  2. Step 2: Convert to fraction form
    272,947.80/409,844.10 = 148,531.80/x
  3. Step 3: Cross multiply
    272,947.80x = 409,844.10 × 148,531.80
  4. Step 4: Simplify right side
    272,947.80x = 60,874,881,892.38
  5. Step 5: Solve for x
    x = 60,874,881,892.38/272,947.80
  6. Step 6: Final answer
    x = 223,027.56

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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.