Home / 384,172.13-576,237.38-117,932.69

Finding the Fourth Proportional to 384,172.13, 576,237.38 and 117,932.69

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Solution

The fourth proportional to 384,172.13, 576,237.38 and 117,932.69 is: 176,892.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,172.13 : 576,237.38 = 117,932.69 : x
  2. Step 2: Convert to fraction form
    384,172.13/576,237.38 = 117,932.69/x
  3. Step 3: Cross multiply
    384,172.13x = 576,237.38 × 117,932.69
  4. Step 4: Simplify right side
    384,172.13x = 67,957,225,152.88
  5. Step 5: Solve for x
    x = 67,957,225,152.88/384,172.13
  6. Step 6: Final answer
    x = 176,892.65

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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.