Home / 55,566.66-83,355.50-18,125.22

Finding the Fourth Proportional to 55,566.66, 83,355.50 and 18,125.22

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Solution

The fourth proportional to 55,566.66, 83,355.50 and 18,125.22 is: 27,189.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,566.66 : 83,355.50 = 18,125.22 : x
  2. Step 2: Convert to fraction form
    55,566.66/83,355.50 = 18,125.22/x
  3. Step 3: Cross multiply
    55,566.66x = 83,355.50 × 18,125.22
  4. Step 4: Simplify right side
    55,566.66x = 1,510,836,775.71
  5. Step 5: Solve for x
    x = 1,510,836,775.71/55,566.66
  6. Step 6: Final answer
    x = 27,189.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.