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Finding the Fourth Proportional to 92,084.88, 138,095.92 and 35,920.56

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Solution

The fourth proportional to 92,084.88, 138,095.92 and 35,920.56 is: 53,868.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,084.88 : 138,095.92 = 35,920.56 : x
  2. Step 2: Convert to fraction form
    92,084.88/138,095.92 = 35,920.56/x
  3. Step 3: Cross multiply
    92,084.88x = 138,095.92 × 35,920.56
  4. Step 4: Simplify right side
    92,084.88x = 4,960,482,780.12
  5. Step 5: Solve for x
    x = 4,960,482,780.12/92,084.88
  6. Step 6: Final answer
    x = 53,868.59

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1.5x scale

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.