Home / 83,735.32-125,578-27,565.08

Finding the Fourth Proportional to 83,735.32, 125,578 and 27,565.08

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Solution

The fourth proportional to 83,735.32, 125,578 and 27,565.08 is: 41,339.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,735.32 : 125,578 = 27,565.08 : x
  2. Step 2: Convert to fraction form
    83,735.32/125,578 = 27,565.08/x
  3. Step 3: Cross multiply
    83,735.32x = 125,578 × 27,565.08
  4. Step 4: Simplify right side
    83,735.32x = 3,461,567,616.24
  5. Step 5: Solve for x
    x = 3,461,567,616.24/83,735.32
  6. Step 6: Final answer
    x = 41,339.40

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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.