Home / 145,723.26-218,592.65-45,891.24

Finding the Fourth Proportional to 145,723.26, 218,592.65 and 45,891.24

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Solution

The fourth proportional to 145,723.26, 218,592.65 and 45,891.24 is: 68,839.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,723.26 : 218,592.65 = 45,891.24 : x
  2. Step 2: Convert to fraction form
    145,723.26/218,592.65 = 45,891.24/x
  3. Step 3: Cross multiply
    145,723.26x = 218,592.65 × 45,891.24
  4. Step 4: Simplify right side
    145,723.26x = 10,031,487,763.39
  5. Step 5: Solve for x
    x = 10,031,487,763.39/145,723.26
  6. Step 6: Final answer
    x = 68,839.30

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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.