Home / 148,948.80-223,423.20-130,869.60

Finding the Fourth Proportional to 148,948.80, 223,423.20 and 130,869.60

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Solution

The fourth proportional to 148,948.80, 223,423.20 and 130,869.60 is: 196,304.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,948.80 : 223,423.20 = 130,869.60 : x
  2. Step 2: Convert to fraction form
    148,948.80/223,423.20 = 130,869.60/x
  3. Step 3: Cross multiply
    148,948.80x = 223,423.20 × 130,869.60
  4. Step 4: Simplify right side
    148,948.80x = 29,239,304,814.72
  5. Step 5: Solve for x
    x = 29,239,304,814.72/148,948.80
  6. Step 6: Final answer
    x = 196,304.40

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1.5x scale

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.