Home / 65,486.39-98,147.45-28,002.46

Finding the Fourth Proportional to 65,486.39, 98,147.45 and 28,002.46

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Solution

The fourth proportional to 65,486.39, 98,147.45 and 28,002.46 is: 41,968.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,486.39 : 98,147.45 = 28,002.46 : x
  2. Step 2: Convert to fraction form
    65,486.39/98,147.45 = 28,002.46/x
  3. Step 3: Cross multiply
    65,486.39x = 98,147.45 × 28,002.46
  4. Step 4: Simplify right side
    65,486.39x = 2,748,370,042.73
  5. Step 5: Solve for x
    x = 2,748,370,042.73/65,486.39
  6. Step 6: Final answer
    x = 41,968.57

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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.