Home / 61,131.92-91,690.02-23,666.31

Finding the Fourth Proportional to 61,131.92, 91,690.02 and 23,666.31

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Solution

The fourth proportional to 61,131.92, 91,690.02 and 23,666.31 is: 35,496.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,131.92 : 91,690.02 = 23,666.31 : x
  2. Step 2: Convert to fraction form
    61,131.92/91,690.02 = 23,666.31/x
  3. Step 3: Cross multiply
    61,131.92x = 91,690.02 × 23,666.31
  4. Step 4: Simplify right side
    61,131.92x = 2,169,964,437.23
  5. Step 5: Solve for x
    x = 2,169,964,437.23/61,131.92
  6. Step 6: Final answer
    x = 35,496.43

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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.