Home / 55,223.15-76,211.15-41,586.78

Finding the Fourth Proportional to 55,223.15, 76,211.15 and 41,586.78

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Solution

The fourth proportional to 55,223.15, 76,211.15 and 41,586.78 is: 57,392.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,223.15 : 76,211.15 = 41,586.78 : x
  2. Step 2: Convert to fraction form
    55,223.15/76,211.15 = 41,586.78/x
  3. Step 3: Cross multiply
    55,223.15x = 76,211.15 × 41,586.78
  4. Step 4: Simplify right side
    55,223.15x = 3,169,376,328.60
  5. Step 5: Solve for x
    x = 3,169,376,328.60/55,223.15
  6. Step 6: Final answer
    x = 57,392.17

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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.