Home / 257,179.23-385,794.24-88,677.39

Finding the Fourth Proportional to 257,179.23, 385,794.24 and 88,677.39

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Solution

The fourth proportional to 257,179.23, 385,794.24 and 88,677.39 is: 133,024.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,179.23 : 385,794.24 = 88,677.39 : x
  2. Step 2: Convert to fraction form
    257,179.23/385,794.24 = 88,677.39/x
  3. Step 3: Cross multiply
    257,179.23x = 385,794.24 × 88,677.39
  4. Step 4: Simplify right side
    257,179.23x = 34,211,226,280.23
  5. Step 5: Solve for x
    x = 34,211,226,280.23/257,179.23
  6. Step 6: Final answer
    x = 133,024.84

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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.