Home / 57,362.18-79,151.70-31,866.62

Finding the Fourth Proportional to 57,362.18, 79,151.70 and 31,866.62

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Solution

The fourth proportional to 57,362.18, 79,151.70 and 31,866.62 is: 43,971.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,362.18 : 79,151.70 = 31,866.62 : x
  2. Step 2: Convert to fraction form
    57,362.18/79,151.70 = 31,866.62/x
  3. Step 3: Cross multiply
    57,362.18x = 79,151.70 × 31,866.62
  4. Step 4: Simplify right side
    57,362.18x = 2,522,297,146.25
  5. Step 5: Solve for x
    x = 2,522,297,146.25/57,362.18
  6. Step 6: Final answer
    x = 43,971.43

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1.5x scale

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.