Home / 215,924.46-297,976.17-120,437.34

Finding the Fourth Proportional to 215,924.46, 297,976.17 and 120,437.34

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Solution

The fourth proportional to 215,924.46, 297,976.17 and 120,437.34 is: 166,203.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,924.46 : 297,976.17 = 120,437.34 : x
  2. Step 2: Convert to fraction form
    215,924.46/297,976.17 = 120,437.34/x
  3. Step 3: Cross multiply
    215,924.46x = 297,976.17 × 120,437.34
  4. Step 4: Simplify right side
    215,924.46x = 35,887,457,298.19
  5. Step 5: Solve for x
    x = 35,887,457,298.19/215,924.46
  6. Step 6: Final answer
    x = 166,203.76

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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.