Home / 84,294.38-125,826.64-73,653.45

Finding the Fourth Proportional to 84,294.38, 125,826.64 and 73,653.45

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Solution

The fourth proportional to 84,294.38, 125,826.64 and 73,653.45 is: 109,942.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,294.38 : 125,826.64 = 73,653.45 : x
  2. Step 2: Convert to fraction form
    84,294.38/125,826.64 = 73,653.45/x
  3. Step 3: Cross multiply
    84,294.38x = 125,826.64 × 73,653.45
  4. Step 4: Simplify right side
    84,294.38x = 9,267,566,972.99
  5. Step 5: Solve for x
    x = 9,267,566,972.99/84,294.38
  6. Step 6: Final answer
    x = 109,942.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.