Home / 132,173.62-198,299.31-53,247.22

Finding the Fourth Proportional to 132,173.62, 198,299.31 and 53,247.22

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Solution

The fourth proportional to 132,173.62, 198,299.31 and 53,247.22 is: 79,886.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,173.62 : 198,299.31 = 53,247.22 : x
  2. Step 2: Convert to fraction form
    132,173.62/198,299.31 = 53,247.22/x
  3. Step 3: Cross multiply
    132,173.62x = 198,299.31 × 53,247.22
  4. Step 4: Simplify right side
    132,173.62x = 10,558,886,985.42
  5. Step 5: Solve for x
    x = 10,558,886,985.42/132,173.62
  6. Step 6: Final answer
    x = 79,886.49

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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.