Home / 74,945.22-103,424.01-44,329.28

Finding the Fourth Proportional to 74,945.22, 103,424.01 and 44,329.28

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Solution

The fourth proportional to 74,945.22, 103,424.01 and 44,329.28 is: 61,174.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,945.22 : 103,424.01 = 44,329.28 : x
  2. Step 2: Convert to fraction form
    74,945.22/103,424.01 = 44,329.28/x
  3. Step 3: Cross multiply
    74,945.22x = 103,424.01 × 44,329.28
  4. Step 4: Simplify right side
    74,945.22x = 4,584,711,214.66
  5. Step 5: Solve for x
    x = 4,584,711,214.66/74,945.22
  6. Step 6: Final answer
    x = 61,174.17

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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.