Home / 215,423.84-297,294.60-119,936.52

Finding the Fourth Proportional to 215,423.84, 297,294.60 and 119,936.52

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Solution

The fourth proportional to 215,423.84, 297,294.60 and 119,936.52 is: 165,517.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,423.84 : 297,294.60 = 119,936.52 : x
  2. Step 2: Convert to fraction form
    215,423.84/297,294.60 = 119,936.52/x
  3. Step 3: Cross multiply
    215,423.84x = 297,294.60 × 119,936.52
  4. Step 4: Simplify right side
    215,423.84x = 35,656,479,738.79
  5. Step 5: Solve for x
    x = 35,656,479,738.79/215,423.84
  6. Step 6: Final answer
    x = 165,517.80

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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.