Home / 106,069.60-146,373.24-57,670

Finding the Fourth Proportional to 106,069.60, 146,373.24 and 57,670

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Solution

The fourth proportional to 106,069.60, 146,373.24 and 57,670 is: 79,583.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,069.60 : 146,373.24 = 57,670 : x
  2. Step 2: Convert to fraction form
    106,069.60/146,373.24 = 57,670/x
  3. Step 3: Cross multiply
    106,069.60x = 146,373.24 × 57,670
  4. Step 4: Simplify right side
    106,069.60x = 8,441,344,750.80
  5. Step 5: Solve for x
    x = 8,441,344,750.80/106,069.60
  6. Step 6: Final answer
    x = 79,583.07

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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.