Home / 215,435.64-297,312.94-119,940.24

Finding the Fourth Proportional to 215,435.64, 297,312.94 and 119,940.24

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Solution

The fourth proportional to 215,435.64, 297,312.94 and 119,940.24 is: 165,524.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,435.64 : 297,312.94 = 119,940.24 : x
  2. Step 2: Convert to fraction form
    215,435.64/297,312.94 = 119,940.24/x
  3. Step 3: Cross multiply
    215,435.64x = 297,312.94 × 119,940.24
  4. Step 4: Simplify right side
    215,435.64x = 35,659,785,378.71
  5. Step 5: Solve for x
    x = 35,659,785,378.71/215,435.64
  6. Step 6: Final answer
    x = 165,524.08

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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.