Home / 91,585.29-137,428.97-49,464.48

Finding the Fourth Proportional to 91,585.29, 137,428.97 and 49,464.48

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Solution

The fourth proportional to 91,585.29, 137,428.97 and 49,464.48 is: 74,224.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,585.29 : 137,428.97 = 49,464.48 : x
  2. Step 2: Convert to fraction form
    91,585.29/137,428.97 = 49,464.48/x
  3. Step 3: Cross multiply
    91,585.29x = 137,428.97 × 49,464.48
  4. Step 4: Simplify right side
    91,585.29x = 6,797,852,537.99
  5. Step 5: Solve for x
    x = 6,797,852,537.99/91,585.29
  6. Step 6: Final answer
    x = 74,224.28

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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.