Home / 92,300.64-138,701.12-50,211.83

Finding the Fourth Proportional to 92,300.64, 138,701.12 and 50,211.83

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Solution

The fourth proportional to 92,300.64, 138,701.12 and 50,211.83 is: 75,453.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,300.64 : 138,701.12 = 50,211.83 : x
  2. Step 2: Convert to fraction form
    92,300.64/138,701.12 = 50,211.83/x
  3. Step 3: Cross multiply
    92,300.64x = 138,701.12 × 50,211.83
  4. Step 4: Simplify right side
    92,300.64x = 6,964,436,113.68
  5. Step 5: Solve for x
    x = 6,964,436,113.68/92,300.64
  6. Step 6: Final answer
    x = 75,453.82

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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.