Home / 92,721.42-127,958.61-52,441.74

Finding the Fourth Proportional to 92,721.42, 127,958.61 and 52,441.74

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Solution

The fourth proportional to 92,721.42, 127,958.61 and 52,441.74 is: 72,371.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,721.42 : 127,958.61 = 52,441.74 : x
  2. Step 2: Convert to fraction form
    92,721.42/127,958.61 = 52,441.74/x
  3. Step 3: Cross multiply
    92,721.42x = 127,958.61 × 52,441.74
  4. Step 4: Simplify right side
    92,721.42x = 6,710,372,156.38
  5. Step 5: Solve for x
    x = 6,710,372,156.38/92,721.42
  6. Step 6: Final answer
    x = 72,371.33

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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.