Home / 55,727.62-76,838.26-45,618.82

Finding the Fourth Proportional to 55,727.62, 76,838.26 and 45,618.82

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Solution

The fourth proportional to 55,727.62, 76,838.26 and 45,618.82 is: 62,900.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,727.62 : 76,838.26 = 45,618.82 : x
  2. Step 2: Convert to fraction form
    55,727.62/76,838.26 = 45,618.82/x
  3. Step 3: Cross multiply
    55,727.62x = 76,838.26 × 45,618.82
  4. Step 4: Simplify right side
    55,727.62x = 3,505,270,752.05
  5. Step 5: Solve for x
    x = 3,505,270,752.05/55,727.62
  6. Step 6: Final answer
    x = 62,900.06

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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.