Home / 68,454.27-102,637.46-28,500.93

Finding the Fourth Proportional to 68,454.27, 102,637.46 and 28,500.93

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Solution

The fourth proportional to 68,454.27, 102,637.46 and 28,500.93 is: 42,733.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,454.27 : 102,637.46 = 28,500.93 : x
  2. Step 2: Convert to fraction form
    68,454.27/102,637.46 = 28,500.93/x
  3. Step 3: Cross multiply
    68,454.27x = 102,637.46 × 28,500.93
  4. Step 4: Simplify right side
    68,454.27x = 2,925,263,134.09
  5. Step 5: Solve for x
    x = 2,925,263,134.09/68,454.27
  6. Step 6: Final answer
    x = 42,733.10

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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.