Home / 55,883.18-77,105.25-35,457.79

Finding the Fourth Proportional to 55,883.18, 77,105.25 and 35,457.79

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Solution

The fourth proportional to 55,883.18, 77,105.25 and 35,457.79 is: 48,923.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,883.18 : 77,105.25 = 35,457.79 : x
  2. Step 2: Convert to fraction form
    55,883.18/77,105.25 = 35,457.79/x
  3. Step 3: Cross multiply
    55,883.18x = 77,105.25 × 35,457.79
  4. Step 4: Simplify right side
    55,883.18x = 2,733,981,376.87
  5. Step 5: Solve for x
    x = 2,733,981,376.87/55,883.18
  6. Step 6: Final answer
    x = 48,923.15

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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.