Home / 91,836.23-137,700.80-35,610.62

Finding the Fourth Proportional to 91,836.23, 137,700.80 and 35,610.62

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Solution

The fourth proportional to 91,836.23, 137,700.80 and 35,610.62 is: 53,395.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,836.23 : 137,700.80 = 35,610.62 : x
  2. Step 2: Convert to fraction form
    91,836.23/137,700.80 = 35,610.62/x
  3. Step 3: Cross multiply
    91,836.23x = 137,700.80 × 35,610.62
  4. Step 4: Simplify right side
    91,836.23x = 4,903,610,684.44
  5. Step 5: Solve for x
    x = 4,903,610,684.44/91,836.23
  6. Step 6: Final answer
    x = 53,395.17

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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.