Home / 61,476.12-84,830-34,617.96

Finding the Fourth Proportional to 61,476.12, 84,830 and 34,617.96

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Solution

The fourth proportional to 61,476.12, 84,830 and 34,617.96 is: 47,768.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,476.12 : 84,830 = 34,617.96 : x
  2. Step 2: Convert to fraction form
    61,476.12/84,830 = 34,617.96/x
  3. Step 3: Cross multiply
    61,476.12x = 84,830 × 34,617.96
  4. Step 4: Simplify right side
    61,476.12x = 2,936,641,546.80
  5. Step 5: Solve for x
    x = 2,936,641,546.80/61,476.12
  6. Step 6: Final answer
    x = 47,768.82

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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.