Home / 61,648.46-85,047.75-36,141.86

Finding the Fourth Proportional to 61,648.46, 85,047.75 and 36,141.86

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Solution

The fourth proportional to 61,648.46, 85,047.75 and 36,141.86 is: 49,859.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,648.46 : 85,047.75 = 36,141.86 : x
  2. Step 2: Convert to fraction form
    61,648.46/85,047.75 = 36,141.86/x
  3. Step 3: Cross multiply
    61,648.46x = 85,047.75 × 36,141.86
  4. Step 4: Simplify right side
    61,648.46x = 3,073,783,873.82
  5. Step 5: Solve for x
    x = 3,073,783,873.82/61,648.46
  6. Step 6: Final answer
    x = 49,859.86

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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.