Home / 45,155.64-67,746.42-29,553.96

Finding the Fourth Proportional to 45,155.64, 67,746.42 and 29,553.96

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Solution

The fourth proportional to 45,155.64, 67,746.42 and 29,553.96 is: 44,339.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,155.64 : 67,746.42 = 29,553.96 : x
  2. Step 2: Convert to fraction form
    45,155.64/67,746.42 = 29,553.96/x
  3. Step 3: Cross multiply
    45,155.64x = 67,746.42 × 29,553.96
  4. Step 4: Simplify right side
    45,155.64x = 2,002,174,986.82
  5. Step 5: Solve for x
    x = 2,002,174,986.82/45,155.64
  6. Step 6: Final answer
    x = 44,339.42

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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.