Home / 250,950.10-346,306.82-137,772.04

Finding the Fourth Proportional to 250,950.10, 346,306.82 and 137,772.04

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Solution

The fourth proportional to 250,950.10, 346,306.82 and 137,772.04 is: 190,123.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,950.10 : 346,306.82 = 137,772.04 : x
  2. Step 2: Convert to fraction form
    250,950.10/346,306.82 = 137,772.04/x
  3. Step 3: Cross multiply
    250,950.10x = 346,306.82 × 137,772.04
  4. Step 4: Simplify right side
    250,950.10x = 47,711,397,057.31
  5. Step 5: Solve for x
    x = 47,711,397,057.31/250,950.10
  6. Step 6: Final answer
    x = 190,123.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.