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Finding the Fourth Proportional to 271,756.71, 375,011.74 and 150,905.67

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Solution

The fourth proportional to 271,756.71, 375,011.74 and 150,905.67 is: 208,242.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,756.71 : 375,011.74 = 150,905.67 : x
  2. Step 2: Convert to fraction form
    271,756.71/375,011.74 = 150,905.67/x
  3. Step 3: Cross multiply
    271,756.71x = 375,011.74 × 150,905.67
  4. Step 4: Simplify right side
    271,756.71x = 56,591,397,882.57
  5. Step 5: Solve for x
    x = 56,591,397,882.57/271,756.71
  6. Step 6: Final answer
    x = 208,242.87

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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.