Home / 61,344.67-84,654.42-34,120.16

Finding the Fourth Proportional to 61,344.67, 84,654.42 and 34,120.16

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Solution

The fourth proportional to 61,344.67, 84,654.42 and 34,120.16 is: 47,085.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,344.67 : 84,654.42 = 34,120.16 : x
  2. Step 2: Convert to fraction form
    61,344.67/84,654.42 = 34,120.16/x
  3. Step 3: Cross multiply
    61,344.67x = 84,654.42 × 34,120.16
  4. Step 4: Simplify right side
    61,344.67x = 2,888,422,766.50
  5. Step 5: Solve for x
    x = 2,888,422,766.50/61,344.67
  6. Step 6: Final answer
    x = 47,085.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.