Home / 94,112.48-129,871.14-51,671.72

Finding the Fourth Proportional to 94,112.48, 129,871.14 and 51,671.72

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Solution

The fourth proportional to 94,112.48, 129,871.14 and 51,671.72 is: 71,304.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,112.48 : 129,871.14 = 51,671.72 : x
  2. Step 2: Convert to fraction form
    94,112.48/129,871.14 = 51,671.72/x
  3. Step 3: Cross multiply
    94,112.48x = 129,871.14 × 51,671.72
  4. Step 4: Simplify right side
    94,112.48x = 6,710,665,182.16
  5. Step 5: Solve for x
    x = 6,710,665,182.16/94,112.48
  6. Step 6: Final answer
    x = 71,304.73

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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.