Home / 74,448.24-111,326.76-57,617.52

Finding the Fourth Proportional to 74,448.24, 111,326.76 and 57,617.52

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Solution

The fourth proportional to 74,448.24, 111,326.76 and 57,617.52 is: 86,158.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,448.24 : 111,326.76 = 57,617.52 : x
  2. Step 2: Convert to fraction form
    74,448.24/111,326.76 = 57,617.52/x
  3. Step 3: Cross multiply
    74,448.24x = 111,326.76 × 57,617.52
  4. Step 4: Simplify right side
    74,448.24x = 6,414,371,820.84
  5. Step 5: Solve for x
    x = 6,414,371,820.84/74,448.24
  6. Step 6: Final answer
    x = 86,158.81

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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.