Home / 247,890.24-342,085.68-134,710.56

Finding the Fourth Proportional to 247,890.24, 342,085.68 and 134,710.56

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Solution

The fourth proportional to 247,890.24, 342,085.68 and 134,710.56 is: 185,899.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,890.24 : 342,085.68 = 134,710.56 : x
  2. Step 2: Convert to fraction form
    247,890.24/342,085.68 = 134,710.56/x
  3. Step 3: Cross multiply
    247,890.24x = 342,085.68 × 134,710.56
  4. Step 4: Simplify right side
    247,890.24x = 46,082,553,520.78
  5. Step 5: Solve for x
    x = 46,082,553,520.78/247,890.24
  6. Step 6: Final answer
    x = 185,899.02

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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.