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Finding the Fourth Proportional to 248,167.68, 342,532.24 and 140,800.56

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Solution

The fourth proportional to 248,167.68, 342,532.24 and 140,800.56 is: 194,339.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,167.68 : 342,532.24 = 140,800.56 : x
  2. Step 2: Convert to fraction form
    248,167.68/342,532.24 = 140,800.56/x
  3. Step 3: Cross multiply
    248,167.68x = 342,532.24 × 140,800.56
  4. Step 4: Simplify right side
    248,167.68x = 48,228,731,210.05
  5. Step 5: Solve for x
    x = 48,228,731,210.05/248,167.68
  6. Step 6: Final answer
    x = 194,339.29

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1.5x scale

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.