Home / 148,975.80-223,355.70-60,185.40

Finding the Fourth Proportional to 148,975.80, 223,355.70 and 60,185.40

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Solution

The fourth proportional to 148,975.80, 223,355.70 and 60,185.40 is: 90,234.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,975.80 : 223,355.70 = 60,185.40 : x
  2. Step 2: Convert to fraction form
    148,975.80/223,355.70 = 60,185.40/x
  3. Step 3: Cross multiply
    148,975.80x = 223,355.70 × 60,185.40
  4. Step 4: Simplify right side
    148,975.80x = 13,442,752,146.78
  5. Step 5: Solve for x
    x = 13,442,752,146.78/148,975.80
  6. Step 6: Final answer
    x = 90,234.47

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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.