Home / 53,656.11-74,034.45-29,777.72

Finding the Fourth Proportional to 53,656.11, 74,034.45 and 29,777.72

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Solution

The fourth proportional to 53,656.11, 74,034.45 and 29,777.72 is: 41,087.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,656.11 : 74,034.45 = 29,777.72 : x
  2. Step 2: Convert to fraction form
    53,656.11/74,034.45 = 29,777.72/x
  3. Step 3: Cross multiply
    53,656.11x = 74,034.45 × 29,777.72
  4. Step 4: Simplify right side
    53,656.11x = 2,204,576,752.28
  5. Step 5: Solve for x
    x = 2,204,576,752.28/53,656.11
  6. Step 6: Final answer
    x = 41,087.15

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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.