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Finding the Fourth Proportional to 271,811.68, 375,112.58 and 150,953.52

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Solution

The fourth proportional to 271,811.68, 375,112.58 and 150,953.52 is: 208,322.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,811.68 : 375,112.58 = 150,953.52 : x
  2. Step 2: Convert to fraction form
    271,811.68/375,112.58 = 150,953.52/x
  3. Step 3: Cross multiply
    271,811.68x = 375,112.58 × 150,953.52
  4. Step 4: Simplify right side
    271,811.68x = 56,624,564,347.28
  5. Step 5: Solve for x
    x = 56,624,564,347.28/271,811.68
  6. Step 6: Final answer
    x = 208,322.78

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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.