Home / 91,867.53-137,832.03-35,709.51

Finding the Fourth Proportional to 91,867.53, 137,832.03 and 35,709.51

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Solution

The fourth proportional to 91,867.53, 137,832.03 and 35,709.51 is: 53,576.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,867.53 : 137,832.03 = 35,709.51 : x
  2. Step 2: Convert to fraction form
    91,867.53/137,832.03 = 35,709.51/x
  3. Step 3: Cross multiply
    91,867.53x = 137,832.03 × 35,709.51
  4. Step 4: Simplify right side
    91,867.53x = 4,921,914,253.61
  5. Step 5: Solve for x
    x = 4,921,914,253.61/91,867.53
  6. Step 6: Final answer
    x = 53,576.21

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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.