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Finding the Fourth Proportional to 271,783.72, 375,048.90 and 150,932.74

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Solution

The fourth proportional to 271,783.72, 375,048.90 and 150,932.74 is: 208,280.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,783.72 : 375,048.90 = 150,932.74 : x
  2. Step 2: Convert to fraction form
    271,783.72/375,048.90 = 150,932.74/x
  3. Step 3: Cross multiply
    271,783.72x = 375,048.90 × 150,932.74
  4. Step 4: Simplify right side
    271,783.72x = 56,607,158,110.99
  5. Step 5: Solve for x
    x = 56,607,158,110.99/271,783.72
  6. Step 6: Final answer
    x = 208,280.17

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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.