Home / 54,309.24-74,945.67-29,779.74

Finding the Fourth Proportional to 54,309.24, 74,945.67 and 29,779.74

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Solution

The fourth proportional to 54,309.24, 74,945.67 and 29,779.74 is: 41,095.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,309.24 : 74,945.67 = 29,779.74 : x
  2. Step 2: Convert to fraction form
    54,309.24/74,945.67 = 29,779.74/x
  3. Step 3: Cross multiply
    54,309.24x = 74,945.67 × 29,779.74
  4. Step 4: Simplify right side
    54,309.24x = 2,231,862,566.73
  5. Step 5: Solve for x
    x = 2,231,862,566.73/54,309.24
  6. Step 6: Final answer
    x = 41,095.45

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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.