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Finding the Fourth Proportional to 61,383.88, 92,077.80 and 17,011.06

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Solution

The fourth proportional to 61,383.88, 92,077.80 and 17,011.06 is: 25,517.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,383.88 : 92,077.80 = 17,011.06 : x
  2. Step 2: Convert to fraction form
    61,383.88/92,077.80 = 17,011.06/x
  3. Step 3: Cross multiply
    61,383.88x = 92,077.80 × 17,011.06
  4. Step 4: Simplify right side
    61,383.88x = 1,566,340,980.47
  5. Step 5: Solve for x
    x = 1,566,340,980.47/61,383.88
  6. Step 6: Final answer
    x = 25,517.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.