Home / 77,275.43-115,883.37-27,346.22

Finding the Fourth Proportional to 77,275.43, 115,883.37 and 27,346.22

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Solution

The fourth proportional to 77,275.43, 115,883.37 and 27,346.22 is: 41,008.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,275.43 : 115,883.37 = 27,346.22 : x
  2. Step 2: Convert to fraction form
    77,275.43/115,883.37 = 27,346.22/x
  3. Step 3: Cross multiply
    77,275.43x = 115,883.37 × 27,346.22
  4. Step 4: Simplify right side
    77,275.43x = 3,168,971,550.94
  5. Step 5: Solve for x
    x = 3,168,971,550.94/77,275.43
  6. Step 6: Final answer
    x = 41,008.79

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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.