Home / 115,433.28-173,207.52-53,147.52

Finding the Fourth Proportional to 115,433.28, 173,207.52 and 53,147.52

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Solution

The fourth proportional to 115,433.28, 173,207.52 and 53,147.52 is: 79,747.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,433.28 : 173,207.52 = 53,147.52 : x
  2. Step 2: Convert to fraction form
    115,433.28/173,207.52 = 53,147.52/x
  3. Step 3: Cross multiply
    115,433.28x = 173,207.52 × 53,147.52
  4. Step 4: Simplify right side
    115,433.28x = 9,205,550,133.35
  5. Step 5: Solve for x
    x = 9,205,550,133.35/115,433.28
  6. Step 6: Final answer
    x = 79,747.80

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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.