Home / 57,231.02-85,844.70-15,109.80

Finding the Fourth Proportional to 57,231.02, 85,844.70 and 15,109.80

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Solution

The fourth proportional to 57,231.02, 85,844.70 and 15,109.80 is: 22,664.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,231.02 : 85,844.70 = 15,109.80 : x
  2. Step 2: Convert to fraction form
    57,231.02/85,844.70 = 15,109.80/x
  3. Step 3: Cross multiply
    57,231.02x = 85,844.70 × 15,109.80
  4. Step 4: Simplify right side
    57,231.02x = 1,297,096,248.06
  5. Step 5: Solve for x
    x = 1,297,096,248.06/57,231.02
  6. Step 6: Final answer
    x = 22,664.22

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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.