Home / 250,854.22-346,245.20-155,306.62

Finding the Fourth Proportional to 250,854.22, 346,245.20 and 155,306.62

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Solution

The fourth proportional to 250,854.22, 346,245.20 and 155,306.62 is: 214,364.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,854.22 : 346,245.20 = 155,306.62 : x
  2. Step 2: Convert to fraction form
    250,854.22/346,245.20 = 155,306.62/x
  3. Step 3: Cross multiply
    250,854.22x = 346,245.20 × 155,306.62
  4. Step 4: Simplify right side
    250,854.22x = 53,774,171,703.22
  5. Step 5: Solve for x
    x = 53,774,171,703.22/250,854.22
  6. Step 6: Final answer
    x = 214,364.23

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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.