Home / 61,375.96-84,701.64-34,518.16

Finding the Fourth Proportional to 61,375.96, 84,701.64 and 34,518.16

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Solution

The fourth proportional to 61,375.96, 84,701.64 and 34,518.16 is: 47,636.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,375.96 : 84,701.64 = 34,518.16 : x
  2. Step 2: Convert to fraction form
    61,375.96/84,701.64 = 34,518.16/x
  3. Step 3: Cross multiply
    61,375.96x = 84,701.64 × 34,518.16
  4. Step 4: Simplify right side
    61,375.96x = 2,923,744,761.78
  5. Step 5: Solve for x
    x = 2,923,744,761.78/61,375.96
  6. Step 6: Final answer
    x = 47,636.64

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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.