Home / 61,071.31-84,284.61-34,218.61

Finding the Fourth Proportional to 61,071.31, 84,284.61 and 34,218.61

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Solution

The fourth proportional to 61,071.31, 84,284.61 and 34,218.61 is: 47,225.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,071.31 : 84,284.61 = 34,218.61 : x
  2. Step 2: Convert to fraction form
    61,071.31/84,284.61 = 34,218.61/x
  3. Step 3: Cross multiply
    61,071.31x = 84,284.61 × 34,218.61
  4. Step 4: Simplify right side
    61,071.31x = 2,884,102,198.59
  5. Step 5: Solve for x
    x = 2,884,102,198.59/61,071.31
  6. Step 6: Final answer
    x = 47,225.16

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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.