Home / 77,767.48-116,653.86-27,850.92

Finding the Fourth Proportional to 77,767.48, 116,653.86 and 27,850.92

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Solution

The fourth proportional to 77,767.48, 116,653.86 and 27,850.92 is: 41,777.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,767.48 : 116,653.86 = 27,850.92 : x
  2. Step 2: Convert to fraction form
    77,767.48/116,653.86 = 27,850.92/x
  3. Step 3: Cross multiply
    77,767.48x = 116,653.86 × 27,850.92
  4. Step 4: Simplify right side
    77,767.48x = 3,248,917,322.55
  5. Step 5: Solve for x
    x = 3,248,917,322.55/77,767.48
  6. Step 6: Final answer
    x = 41,777.33

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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.