Home / 41,210.88-61,720.18-30,089.98

Finding the Fourth Proportional to 41,210.88, 61,720.18 and 30,089.98

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Solution

The fourth proportional to 41,210.88, 61,720.18 and 30,089.98 is: 45,064.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,210.88 : 61,720.18 = 30,089.98 : x
  2. Step 2: Convert to fraction form
    41,210.88/61,720.18 = 30,089.98/x
  3. Step 3: Cross multiply
    41,210.88x = 61,720.18 × 30,089.98
  4. Step 4: Simplify right side
    41,210.88x = 1,857,158,983.72
  5. Step 5: Solve for x
    x = 1,857,158,983.72/41,210.88
  6. Step 6: Final answer
    x = 45,064.78

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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.