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Finding the Fourth Proportional to 271,836, 375,133.68 and 152,604

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Solution

The fourth proportional to 271,836, 375,133.68 and 152,604 is: 210,593.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,836 : 375,133.68 = 152,604 : x
  2. Step 2: Convert to fraction form
    271,836/375,133.68 = 152,604/x
  3. Step 3: Cross multiply
    271,836x = 375,133.68 × 152,604
  4. Step 4: Simplify right side
    271,836x = 57,246,900,102.72
  5. Step 5: Solve for x
    x = 57,246,900,102.72/271,836
  6. Step 6: Final answer
    x = 210,593.52

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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.