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Finding the Fourth Proportional to 54,915.77, 82,279.61 and 29,973.32

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Solution

The fourth proportional to 54,915.77, 82,279.61 and 29,973.32 is: 44,908.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,915.77 : 82,279.61 = 29,973.32 : x
  2. Step 2: Convert to fraction form
    54,915.77/82,279.61 = 29,973.32/x
  3. Step 3: Cross multiply
    54,915.77x = 82,279.61 × 29,973.32
  4. Step 4: Simplify right side
    54,915.77x = 2,466,193,080.01
  5. Step 5: Solve for x
    x = 2,466,193,080.01/54,915.77
  6. Step 6: Final answer
    x = 44,908.65

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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.