Home / 183,834.18-253,651.80-107,318.54

Finding the Fourth Proportional to 183,834.18, 253,651.80 and 107,318.54

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Solution

The fourth proportional to 183,834.18, 253,651.80 and 107,318.54 is: 148,076.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,834.18 : 253,651.80 = 107,318.54 : x
  2. Step 2: Convert to fraction form
    183,834.18/253,651.80 = 107,318.54/x
  3. Step 3: Cross multiply
    183,834.18x = 253,651.80 × 107,318.54
  4. Step 4: Simplify right side
    183,834.18x = 27,221,539,576.11
  5. Step 5: Solve for x
    x = 27,221,539,576.11/183,834.18
  6. Step 6: Final answer
    x = 148,076.60

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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.