Home / 367,384.20-551,286.54-142,715.52

Finding the Fourth Proportional to 367,384.20, 551,286.54 and 142,715.52

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Solution

The fourth proportional to 367,384.20, 551,286.54 and 142,715.52 is: 214,154.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,384.20 : 551,286.54 = 142,715.52 : x
  2. Step 2: Convert to fraction form
    367,384.20/551,286.54 = 142,715.52/x
  3. Step 3: Cross multiply
    367,384.20x = 551,286.54 × 142,715.52
  4. Step 4: Simplify right side
    367,384.20x = 78,677,145,225.10
  5. Step 5: Solve for x
    x = 78,677,145,225.10/367,384.20
  6. Step 6: Final answer
    x = 214,154.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.