Home / 149,364.32-223,519.98-93,230.78

Finding the Fourth Proportional to 149,364.32, 223,519.98 and 93,230.78

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Solution

The fourth proportional to 149,364.32, 223,519.98 and 93,230.78 is: 139,517.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,364.32 : 223,519.98 = 93,230.78 : x
  2. Step 2: Convert to fraction form
    149,364.32/223,519.98 = 93,230.78/x
  3. Step 3: Cross multiply
    149,364.32x = 223,519.98 × 93,230.78
  4. Step 4: Simplify right side
    149,364.32x = 20,838,942,080.98
  5. Step 5: Solve for x
    x = 20,838,942,080.98/149,364.32
  6. Step 6: Final answer
    x = 139,517.54

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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.