Home / 121,923.32-182,847.01-43,019.06

Finding the Fourth Proportional to 121,923.32, 182,847.01 and 43,019.06

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Solution

The fourth proportional to 121,923.32, 182,847.01 and 43,019.06 is: 64,515.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,923.32 : 182,847.01 = 43,019.06 : x
  2. Step 2: Convert to fraction form
    121,923.32/182,847.01 = 43,019.06/x
  3. Step 3: Cross multiply
    121,923.32x = 182,847.01 × 43,019.06
  4. Step 4: Simplify right side
    121,923.32x = 7,865,906,494.01
  5. Step 5: Solve for x
    x = 7,865,906,494.01/121,923.32
  6. Step 6: Final answer
    x = 64,515.19

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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.