Home / 61,286.22-84,577.19-34,428.15

Finding the Fourth Proportional to 61,286.22, 84,577.19 and 34,428.15

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Solution

The fourth proportional to 61,286.22, 84,577.19 and 34,428.15 is: 47,512.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,286.22 : 84,577.19 = 34,428.15 : x
  2. Step 2: Convert to fraction form
    61,286.22/84,577.19 = 34,428.15/x
  3. Step 3: Cross multiply
    61,286.22x = 84,577.19 × 34,428.15
  4. Step 4: Simplify right side
    61,286.22x = 2,911,836,011.76
  5. Step 5: Solve for x
    x = 2,911,836,011.76/61,286.22
  6. Step 6: Final answer
    x = 47,512.08

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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.