Home / 77,244.38-115,867.26-30,497.25

Finding the Fourth Proportional to 77,244.38, 115,867.26 and 30,497.25

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Solution

The fourth proportional to 77,244.38, 115,867.26 and 30,497.25 is: 45,746.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,244.38 : 115,867.26 = 30,497.25 : x
  2. Step 2: Convert to fraction form
    77,244.38/115,867.26 = 30,497.25/x
  3. Step 3: Cross multiply
    77,244.38x = 115,867.26 × 30,497.25
  4. Step 4: Simplify right side
    77,244.38x = 3,533,632,795.04
  5. Step 5: Solve for x
    x = 3,533,632,795.04/77,244.38
  6. Step 6: Final answer
    x = 45,746.15

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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.