Home / 134,685.42-202,076.46-57,716.10

Finding the Fourth Proportional to 134,685.42, 202,076.46 and 57,716.10

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Solution

The fourth proportional to 134,685.42, 202,076.46 and 57,716.10 is: 86,594.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,685.42 : 202,076.46 = 57,716.10 : x
  2. Step 2: Convert to fraction form
    134,685.42/202,076.46 = 57,716.10/x
  3. Step 3: Cross multiply
    134,685.42x = 202,076.46 × 57,716.10
  4. Step 4: Simplify right side
    134,685.42x = 11,663,065,173.01
  5. Step 5: Solve for x
    x = 11,663,065,173.01/134,685.42
  6. Step 6: Final answer
    x = 86,594.86

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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.