Home / 77,819.36-116,833.98-49,794.12

Finding the Fourth Proportional to 77,819.36, 116,833.98 and 49,794.12

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Solution

The fourth proportional to 77,819.36, 116,833.98 and 49,794.12 is: 74,758.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,819.36 : 116,833.98 = 49,794.12 : x
  2. Step 2: Convert to fraction form
    77,819.36/116,833.98 = 49,794.12/x
  3. Step 3: Cross multiply
    77,819.36x = 116,833.98 × 49,794.12
  4. Step 4: Simplify right side
    77,819.36x = 5,817,645,220.20
  5. Step 5: Solve for x
    x = 5,817,645,220.20/77,819.36
  6. Step 6: Final answer
    x = 74,758.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.