Home / 256,126.24-383,237.87-160,910.64

Finding the Fourth Proportional to 256,126.24, 383,237.87 and 160,910.64

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Solution

The fourth proportional to 256,126.24, 383,237.87 and 160,910.64 is: 240,768.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,126.24 : 383,237.87 = 160,910.64 : x
  2. Step 2: Convert to fraction form
    256,126.24/383,237.87 = 160,910.64/x
  3. Step 3: Cross multiply
    256,126.24x = 383,237.87 × 160,910.64
  4. Step 4: Simplify right side
    256,126.24x = 61,667,050,129.38
  5. Step 5: Solve for x
    x = 61,667,050,129.38/256,126.24
  6. Step 6: Final answer
    x = 240,768.18

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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.