Home / 97,711.14-134,833.14-57,426.60

Finding the Fourth Proportional to 97,711.14, 134,833.14 and 57,426.60

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Solution

The fourth proportional to 97,711.14, 134,833.14 and 57,426.60 is: 79,243.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,711.14 : 134,833.14 = 57,426.60 : x
  2. Step 2: Convert to fraction form
    97,711.14/134,833.14 = 57,426.60/x
  3. Step 3: Cross multiply
    97,711.14x = 134,833.14 × 57,426.60
  4. Step 4: Simplify right side
    97,711.14x = 7,743,008,797.52
  5. Step 5: Solve for x
    x = 7,743,008,797.52/97,711.14
  6. Step 6: Final answer
    x = 79,243.87

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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.