Home / 61,761.13-85,228.14-34,903.05

Finding the Fourth Proportional to 61,761.13, 85,228.14 and 34,903.05

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Solution

The fourth proportional to 61,761.13, 85,228.14 and 34,903.05 is: 48,164.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,761.13 : 85,228.14 = 34,903.05 : x
  2. Step 2: Convert to fraction form
    61,761.13/85,228.14 = 34,903.05/x
  3. Step 3: Cross multiply
    61,761.13x = 85,228.14 × 34,903.05
  4. Step 4: Simplify right side
    61,761.13x = 2,974,722,031.83
  5. Step 5: Solve for x
    x = 2,974,722,031.83/61,761.13
  6. Step 6: Final answer
    x = 48,164.95

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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.