Home / 149,344.76-223,976.14-54,557.45

Finding the Fourth Proportional to 149,344.76, 223,976.14 and 54,557.45

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Solution

The fourth proportional to 149,344.76, 223,976.14 and 54,557.45 is: 81,821.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,344.76 : 223,976.14 = 54,557.45 : x
  2. Step 2: Convert to fraction form
    149,344.76/223,976.14 = 54,557.45/x
  3. Step 3: Cross multiply
    149,344.76x = 223,976.14 × 54,557.45
  4. Step 4: Simplify right side
    149,344.76x = 12,219,566,642.88
  5. Step 5: Solve for x
    x = 12,219,566,642.88/149,344.76
  6. Step 6: Final answer
    x = 81,821.19

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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.