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Finding the Fourth Proportional to 59,283.52, 81,831.84 and 34,143.04

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Solution

The fourth proportional to 59,283.52, 81,831.84 and 34,143.04 is: 47,129.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,283.52 : 81,831.84 = 34,143.04 : x
  2. Step 2: Convert to fraction form
    59,283.52/81,831.84 = 34,143.04/x
  3. Step 3: Cross multiply
    59,283.52x = 81,831.84 × 34,143.04
  4. Step 4: Simplify right side
    59,283.52x = 2,793,987,786.39
  5. Step 5: Solve for x
    x = 2,793,987,786.39/59,283.52
  6. Step 6: Final answer
    x = 47,129.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.