Home / 214,495.12-296,017.26-123,854.90

Finding the Fourth Proportional to 214,495.12, 296,017.26 and 123,854.90

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Solution

The fourth proportional to 214,495.12, 296,017.26 and 123,854.90 is: 170,927.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,495.12 : 296,017.26 = 123,854.90 : x
  2. Step 2: Convert to fraction form
    214,495.12/296,017.26 = 123,854.90/x
  3. Step 3: Cross multiply
    214,495.12x = 296,017.26 × 123,854.90
  4. Step 4: Simplify right side
    214,495.12x = 36,663,188,135.57
  5. Step 5: Solve for x
    x = 36,663,188,135.57/214,495.12
  6. Step 6: Final answer
    x = 170,927.84

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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.