Home / 148,940.20-223,871.10-146,175.40

Finding the Fourth Proportional to 148,940.20, 223,871.10 and 146,175.40

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Solution

The fourth proportional to 148,940.20, 223,871.10 and 146,175.40 is: 219,715.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,940.20 : 223,871.10 = 146,175.40 : x
  2. Step 2: Convert to fraction form
    148,940.20/223,871.10 = 146,175.40/x
  3. Step 3: Cross multiply
    148,940.20x = 223,871.10 × 146,175.40
  4. Step 4: Simplify right side
    148,940.20x = 32,724,447,590.94
  5. Step 5: Solve for x
    x = 32,724,447,590.94/148,940.20
  6. Step 6: Final answer
    x = 219,715.35

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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.