Home / 48,148.44-66,306.24-39,687.18

Finding the Fourth Proportional to 48,148.44, 66,306.24 and 39,687.18

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Solution

The fourth proportional to 48,148.44, 66,306.24 and 39,687.18 is: 54,654.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,148.44 : 66,306.24 = 39,687.18 : x
  2. Step 2: Convert to fraction form
    48,148.44/66,306.24 = 39,687.18/x
  3. Step 3: Cross multiply
    48,148.44x = 66,306.24 × 39,687.18
  4. Step 4: Simplify right side
    48,148.44x = 2,631,507,682.00
  5. Step 5: Solve for x
    x = 2,631,507,682.00/48,148.44
  6. Step 6: Final answer
    x = 54,654.06

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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.