Home / 178,313.24-267,467.15-43,378.58

Finding the Fourth Proportional to 178,313.24, 267,467.15 and 43,378.58

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Solution

The fourth proportional to 178,313.24, 267,467.15 and 43,378.58 is: 65,067.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,313.24 : 267,467.15 = 43,378.58 : x
  2. Step 2: Convert to fraction form
    178,313.24/267,467.15 = 43,378.58/x
  3. Step 3: Cross multiply
    178,313.24x = 267,467.15 × 43,378.58
  4. Step 4: Simplify right side
    178,313.24x = 11,602,343,934.76
  5. Step 5: Solve for x
    x = 11,602,343,934.76/178,313.24
  6. Step 6: Final answer
    x = 65,067.21

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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.