Home / 54,114.40-74,677.30-29,915.25

Finding the Fourth Proportional to 54,114.40, 74,677.30 and 29,915.25

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Solution

The fourth proportional to 54,114.40, 74,677.30 and 29,915.25 is: 41,282.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,114.40 : 74,677.30 = 29,915.25 : x
  2. Step 2: Convert to fraction form
    54,114.40/74,677.30 = 29,915.25/x
  3. Step 3: Cross multiply
    54,114.40x = 74,677.30 × 29,915.25
  4. Step 4: Simplify right side
    54,114.40x = 2,233,990,098.83
  5. Step 5: Solve for x
    x = 2,233,990,098.83/54,114.40
  6. Step 6: Final answer
    x = 41,282.73

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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.