Home / 55,134.27-76,093.02-31,266.81

Finding the Fourth Proportional to 55,134.27, 76,093.02 and 31,266.81

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Solution

The fourth proportional to 55,134.27, 76,093.02 and 31,266.81 is: 43,152.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,134.27 : 76,093.02 = 31,266.81 : x
  2. Step 2: Convert to fraction form
    55,134.27/76,093.02 = 31,266.81/x
  3. Step 3: Cross multiply
    55,134.27x = 76,093.02 × 31,266.81
  4. Step 4: Simplify right side
    55,134.27x = 2,379,185,998.67
  5. Step 5: Solve for x
    x = 2,379,185,998.67/55,134.27
  6. Step 6: Final answer
    x = 43,152.58

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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.