Home / 61,070.31-84,283.23-34,217.61

Finding the Fourth Proportional to 61,070.31, 84,283.23 and 34,217.61

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Solution

The fourth proportional to 61,070.31, 84,283.23 and 34,217.61 is: 47,223.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,070.31 : 84,283.23 = 34,217.61 : x
  2. Step 2: Convert to fraction form
    61,070.31/84,283.23 = 34,217.61/x
  3. Step 3: Cross multiply
    61,070.31x = 84,283.23 × 34,217.61
  4. Step 4: Simplify right side
    61,070.31x = 2,883,970,693.68
  5. Step 5: Solve for x
    x = 2,883,970,693.68/61,070.31
  6. Step 6: Final answer
    x = 47,223.78

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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.