Home / 57,151.09-85,685.10-23,880.68

Finding the Fourth Proportional to 57,151.09, 85,685.10 and 23,880.68

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Solution

The fourth proportional to 57,151.09, 85,685.10 and 23,880.68 is: 35,803.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,151.09 : 85,685.10 = 23,880.68 : x
  2. Step 2: Convert to fraction form
    57,151.09/85,685.10 = 23,880.68/x
  3. Step 3: Cross multiply
    57,151.09x = 85,685.10 × 23,880.68
  4. Step 4: Simplify right side
    57,151.09x = 2,046,218,453.87
  5. Step 5: Solve for x
    x = 2,046,218,453.87/57,151.09
  6. Step 6: Final answer
    x = 35,803.66

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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.