Home / 264,085.38-364,442.49-143,230.68

Finding the Fourth Proportional to 264,085.38, 364,442.49 and 143,230.68

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Solution

The fourth proportional to 264,085.38, 364,442.49 and 143,230.68 is: 197,660.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,085.38 : 364,442.49 = 143,230.68 : x
  2. Step 2: Convert to fraction form
    264,085.38/364,442.49 = 143,230.68/x
  3. Step 3: Cross multiply
    264,085.38x = 364,442.49 × 143,230.68
  4. Step 4: Simplify right side
    264,085.38x = 52,199,345,663.59
  5. Step 5: Solve for x
    x = 52,199,345,663.59/264,085.38
  6. Step 6: Final answer
    x = 197,660.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.