Home / 69,160.32-95,448.96-40,872.96

Finding the Fourth Proportional to 69,160.32, 95,448.96 and 40,872.96

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Solution

The fourth proportional to 69,160.32, 95,448.96 and 40,872.96 is: 56,409.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,160.32 : 95,448.96 = 40,872.96 : x
  2. Step 2: Convert to fraction form
    69,160.32/95,448.96 = 40,872.96/x
  3. Step 3: Cross multiply
    69,160.32x = 95,448.96 × 40,872.96
  4. Step 4: Simplify right side
    69,160.32x = 3,901,281,524.12
  5. Step 5: Solve for x
    x = 3,901,281,524.12/69,160.32
  6. Step 6: Final answer
    x = 56,409.25

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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.