Home / 55,096.74-76,035.11-31,222.60

Finding the Fourth Proportional to 55,096.74, 76,035.11 and 31,222.60

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Solution

The fourth proportional to 55,096.74, 76,035.11 and 31,222.60 is: 43,088.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,096.74 : 76,035.11 = 31,222.60 : x
  2. Step 2: Convert to fraction form
    55,096.74/76,035.11 = 31,222.60/x
  3. Step 3: Cross multiply
    55,096.74x = 76,035.11 × 31,222.60
  4. Step 4: Simplify right side
    55,096.74x = 2,374,013,479.29
  5. Step 5: Solve for x
    x = 2,374,013,479.29/55,096.74
  6. Step 6: Final answer
    x = 43,088.09

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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.