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Finding the Fourth Proportional to 169,324.08, 253,989.72 and 57,007.68

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Solution

The fourth proportional to 169,324.08, 253,989.72 and 57,007.68 is: 85,512.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,324.08 : 253,989.72 = 57,007.68 : x
  2. Step 2: Convert to fraction form
    169,324.08/253,989.72 = 57,007.68/x
  3. Step 3: Cross multiply
    169,324.08x = 253,989.72 × 57,007.68
  4. Step 4: Simplify right side
    169,324.08x = 14,479,364,681.05
  5. Step 5: Solve for x
    x = 14,479,364,681.05/169,324.08
  6. Step 6: Final answer
    x = 85,512.73

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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.