Home / 65,392.14-98,020.17-30,302.94

Finding the Fourth Proportional to 65,392.14, 98,020.17 and 30,302.94

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Solution

The fourth proportional to 65,392.14, 98,020.17 and 30,302.94 is: 45,422.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,392.14 : 98,020.17 = 30,302.94 : x
  2. Step 2: Convert to fraction form
    65,392.14/98,020.17 = 30,302.94/x
  3. Step 3: Cross multiply
    65,392.14x = 98,020.17 × 30,302.94
  4. Step 4: Simplify right side
    65,392.14x = 2,970,299,330.30
  5. Step 5: Solve for x
    x = 2,970,299,330.30/65,392.14
  6. Step 6: Final answer
    x = 45,422.88

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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.