Home / 231,328.20-346,992.30-178,840.20

Finding the Fourth Proportional to 231,328.20, 346,992.30 and 178,840.20

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Solution

The fourth proportional to 231,328.20, 346,992.30 and 178,840.20 is: 268,260.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,328.20 : 346,992.30 = 178,840.20 : x
  2. Step 2: Convert to fraction form
    231,328.20/346,992.30 = 178,840.20/x
  3. Step 3: Cross multiply
    231,328.20x = 346,992.30 × 178,840.20
  4. Step 4: Simplify right side
    231,328.20x = 62,056,172,330.46
  5. Step 5: Solve for x
    x = 62,056,172,330.46/231,328.20
  6. Step 6: Final answer
    x = 268,260.30

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1.5x scale

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.