Home / 215,846.90-323,770.35-152,861.30

Finding the Fourth Proportional to 215,846.90, 323,770.35 and 152,861.30

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Solution

The fourth proportional to 215,846.90, 323,770.35 and 152,861.30 is: 229,291.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,846.90 : 323,770.35 = 152,861.30 : x
  2. Step 2: Convert to fraction form
    215,846.90/323,770.35 = 152,861.30/x
  3. Step 3: Cross multiply
    215,846.90x = 323,770.35 × 152,861.30
  4. Step 4: Simplify right side
    215,846.90x = 49,491,956,602.46
  5. Step 5: Solve for x
    x = 49,491,956,602.46/215,846.90
  6. Step 6: Final answer
    x = 229,291.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.