Home / 55,768.77-76,975.11-31,902.93

Finding the Fourth Proportional to 55,768.77, 76,975.11 and 31,902.93

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Solution

The fourth proportional to 55,768.77, 76,975.11 and 31,902.93 is: 44,034.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,768.77 : 76,975.11 = 31,902.93 : x
  2. Step 2: Convert to fraction form
    55,768.77/76,975.11 = 31,902.93/x
  3. Step 3: Cross multiply
    55,768.77x = 76,975.11 × 31,902.93
  4. Step 4: Simplify right side
    55,768.77x = 2,455,731,546.07
  5. Step 5: Solve for x
    x = 2,455,731,546.07/55,768.77
  6. Step 6: Final answer
    x = 44,034.17

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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.