Home / 74,639.52-103,002.03-41,105.52

Finding the Fourth Proportional to 74,639.52, 103,002.03 and 41,105.52

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Solution

The fourth proportional to 74,639.52, 103,002.03 and 41,105.52 is: 56,725.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,639.52 : 103,002.03 = 41,105.52 : x
  2. Step 2: Convert to fraction form
    74,639.52/103,002.03 = 41,105.52/x
  3. Step 3: Cross multiply
    74,639.52x = 103,002.03 × 41,105.52
  4. Step 4: Simplify right side
    74,639.52x = 4,233,952,004.21
  5. Step 5: Solve for x
    x = 4,233,952,004.21/74,639.52
  6. Step 6: Final answer
    x = 56,725.34

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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.