Home / 65,394.11-98,090.59-43,306.31

Finding the Fourth Proportional to 65,394.11, 98,090.59 and 43,306.31

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Solution

The fourth proportional to 65,394.11, 98,090.59 and 43,306.31 is: 64,959.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,394.11 : 98,090.59 = 43,306.31 : x
  2. Step 2: Convert to fraction form
    65,394.11/98,090.59 = 43,306.31/x
  3. Step 3: Cross multiply
    65,394.11x = 98,090.59 × 43,306.31
  4. Step 4: Simplify right side
    65,394.11x = 4,247,940,899.90
  5. Step 5: Solve for x
    x = 4,247,940,899.90/65,394.11
  6. Step 6: Final answer
    x = 64,959.08

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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.