Home / 110,952.12-166,423.86-61,131

Finding the Fourth Proportional to 110,952.12, 166,423.86 and 61,131

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Solution

The fourth proportional to 110,952.12, 166,423.86 and 61,131 is: 91,694.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,952.12 : 166,423.86 = 61,131 : x
  2. Step 2: Convert to fraction form
    110,952.12/166,423.86 = 61,131/x
  3. Step 3: Cross multiply
    110,952.12x = 166,423.86 × 61,131
  4. Step 4: Simplify right side
    110,952.12x = 10,173,656,985.66
  5. Step 5: Solve for x
    x = 10,173,656,985.66/110,952.12
  6. Step 6: Final answer
    x = 91,694.12

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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.