Home / 147,863.88-221,883.66-54,435.24

Finding the Fourth Proportional to 147,863.88, 221,883.66 and 54,435.24

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Solution

The fourth proportional to 147,863.88, 221,883.66 and 54,435.24 is: 81,685.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,863.88 : 221,883.66 = 54,435.24 : x
  2. Step 2: Convert to fraction form
    147,863.88/221,883.66 = 54,435.24/x
  3. Step 3: Cross multiply
    147,863.88x = 221,883.66 × 54,435.24
  4. Step 4: Simplify right side
    147,863.88x = 12,078,290,284.18
  5. Step 5: Solve for x
    x = 12,078,290,284.18/147,863.88
  6. Step 6: Final answer
    x = 81,685.20

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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.