Home / 147,544.20-221,372.19-88,422.30

Finding the Fourth Proportional to 147,544.20, 221,372.19 and 88,422.30

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Solution

The fourth proportional to 147,544.20, 221,372.19 and 88,422.30 is: 132,666.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,544.20 : 221,372.19 = 88,422.30 : x
  2. Step 2: Convert to fraction form
    147,544.20/221,372.19 = 88,422.30/x
  3. Step 3: Cross multiply
    147,544.20x = 221,372.19 × 88,422.30
  4. Step 4: Simplify right side
    147,544.20x = 19,574,238,195.84
  5. Step 5: Solve for x
    x = 19,574,238,195.84/147,544.20
  6. Step 6: Final answer
    x = 132,666.94

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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.