Home / 61,689.24-85,131.14-33,394.91

Finding the Fourth Proportional to 61,689.24, 85,131.14 and 33,394.91

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Solution

The fourth proportional to 61,689.24, 85,131.14 and 33,394.91 is: 46,084.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,689.24 : 85,131.14 = 33,394.91 : x
  2. Step 2: Convert to fraction form
    61,689.24/85,131.14 = 33,394.91/x
  3. Step 3: Cross multiply
    61,689.24x = 85,131.14 × 33,394.91
  4. Step 4: Simplify right side
    61,689.24x = 2,842,946,165.87
  5. Step 5: Solve for x
    x = 2,842,946,165.87/61,689.24
  6. Step 6: Final answer
    x = 46,084.96

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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.