Home / 215,319.94-297,141.55-119,826.74

Finding the Fourth Proportional to 215,319.94, 297,141.55 and 119,826.74

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Solution

The fourth proportional to 215,319.94, 297,141.55 and 119,826.74 is: 165,360.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,319.94 : 297,141.55 = 119,826.74 : x
  2. Step 2: Convert to fraction form
    215,319.94/297,141.55 = 119,826.74/x
  3. Step 3: Cross multiply
    215,319.94x = 297,141.55 × 119,826.74
  4. Step 4: Simplify right side
    215,319.94x = 35,605,503,698.33
  5. Step 5: Solve for x
    x = 35,605,503,698.33/215,319.94
  6. Step 6: Final answer
    x = 165,360.92

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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.