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Finding the Fourth Proportional to 52,960.97, 79,460.91 and 49,831.13

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Solution

The fourth proportional to 52,960.97, 79,460.91 and 49,831.13 is: 74,765.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,960.97 : 79,460.91 = 49,831.13 : x
  2. Step 2: Convert to fraction form
    52,960.97/79,460.91 = 49,831.13/x
  3. Step 3: Cross multiply
    52,960.97x = 79,460.91 × 49,831.13
  4. Step 4: Simplify right side
    52,960.97x = 3,959,626,538.82
  5. Step 5: Solve for x
    x = 3,959,626,538.82/52,960.97
  6. Step 6: Final answer
    x = 74,765.00

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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.