Home / 134,882.07-186,137.27-74,452.73

Finding the Fourth Proportional to 134,882.07, 186,137.27 and 74,452.73

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Solution

The fourth proportional to 134,882.07, 186,137.27 and 74,452.73 is: 102,744.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,882.07 : 186,137.27 = 74,452.73 : x
  2. Step 2: Convert to fraction form
    134,882.07/186,137.27 = 74,452.73/x
  3. Step 3: Cross multiply
    134,882.07x = 186,137.27 × 74,452.73
  4. Step 4: Simplify right side
    134,882.07x = 13,858,427,068.64
  5. Step 5: Solve for x
    x = 13,858,427,068.64/134,882.07
  6. Step 6: Final answer
    x = 102,744.77

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1.5x scale

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.