Home / 215,041.43-296,764.78-118,252.67

Finding the Fourth Proportional to 215,041.43, 296,764.78 and 118,252.67

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Solution

The fourth proportional to 215,041.43, 296,764.78 and 118,252.67 is: 163,192.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,041.43 : 296,764.78 = 118,252.67 : x
  2. Step 2: Convert to fraction form
    215,041.43/296,764.78 = 118,252.67/x
  3. Step 3: Cross multiply
    215,041.43x = 296,764.78 × 118,252.67
  4. Step 4: Simplify right side
    215,041.43x = 35,093,227,596.96
  5. Step 5: Solve for x
    x = 35,093,227,596.96/215,041.43
  6. Step 6: Final answer
    x = 163,192.87

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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.