Home / 145,908.88-218,781.24-46,050.46

Finding the Fourth Proportional to 145,908.88, 218,781.24 and 46,050.46

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Solution

The fourth proportional to 145,908.88, 218,781.24 and 46,050.46 is: 69,049.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,908.88 : 218,781.24 = 46,050.46 : x
  2. Step 2: Convert to fraction form
    145,908.88/218,781.24 = 46,050.46/x
  3. Step 3: Cross multiply
    145,908.88x = 218,781.24 × 46,050.46
  4. Step 4: Simplify right side
    145,908.88x = 10,074,976,741.37
  5. Step 5: Solve for x
    x = 10,074,976,741.37/145,908.88
  6. Step 6: Final answer
    x = 69,049.78

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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.