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Finding the Fourth Proportional to 94,304.52, 130,138.92 and 51,862.68

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Solution

The fourth proportional to 94,304.52, 130,138.92 and 51,862.68 is: 71,569.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,304.52 : 130,138.92 = 51,862.68 : x
  2. Step 2: Convert to fraction form
    94,304.52/130,138.92 = 51,862.68/x
  3. Step 3: Cross multiply
    94,304.52x = 130,138.92 × 51,862.68
  4. Step 4: Simplify right side
    94,304.52x = 6,749,353,163.51
  5. Step 5: Solve for x
    x = 6,749,353,163.51/94,304.52
  6. Step 6: Final answer
    x = 71,569.77

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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.