Home / 202,450.32-279,381.45-117,572.85

Finding the Fourth Proportional to 202,450.32, 279,381.45 and 117,572.85

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Solution

The fourth proportional to 202,450.32, 279,381.45 and 117,572.85 is: 162,250.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,450.32 : 279,381.45 = 117,572.85 : x
  2. Step 2: Convert to fraction form
    202,450.32/279,381.45 = 117,572.85/x
  3. Step 3: Cross multiply
    202,450.32x = 279,381.45 × 117,572.85
  4. Step 4: Simplify right side
    202,450.32x = 32,847,674,189.16
  5. Step 5: Solve for x
    x = 32,847,674,189.16/202,450.32
  6. Step 6: Final answer
    x = 162,250.54

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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.