Home / 147,342.16-221,011.62-88,194.34

Finding the Fourth Proportional to 147,342.16, 221,011.62 and 88,194.34

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Solution

The fourth proportional to 147,342.16, 221,011.62 and 88,194.34 is: 132,290.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,342.16 : 221,011.62 = 88,194.34 : x
  2. Step 2: Convert to fraction form
    147,342.16/221,011.62 = 88,194.34/x
  3. Step 3: Cross multiply
    147,342.16x = 221,011.62 × 88,194.34
  4. Step 4: Simplify right side
    147,342.16x = 19,491,974,399.86
  5. Step 5: Solve for x
    x = 19,491,974,399.86/147,342.16
  6. Step 6: Final answer
    x = 132,290.54

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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.