Home / 215,861.95-297,891.42-119,069.51

Finding the Fourth Proportional to 215,861.95, 297,891.42 and 119,069.51

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Solution

The fourth proportional to 215,861.95, 297,891.42 and 119,069.51 is: 164,316.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,861.95 : 297,891.42 = 119,069.51 : x
  2. Step 2: Convert to fraction form
    215,861.95/297,891.42 = 119,069.51/x
  3. Step 3: Cross multiply
    215,861.95x = 297,891.42 × 119,069.51
  4. Step 4: Simplify right side
    215,861.95x = 35,469,785,412.60
  5. Step 5: Solve for x
    x = 35,469,785,412.60/215,861.95
  6. Step 6: Final answer
    x = 164,316.99

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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.