Home / 55,214.36-76,176.41-36,105.32

Finding the Fourth Proportional to 55,214.36, 76,176.41 and 36,105.32

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Solution

The fourth proportional to 55,214.36, 76,176.41 and 36,105.32 is: 49,812.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,214.36 : 76,176.41 = 36,105.32 : x
  2. Step 2: Convert to fraction form
    55,214.36/76,176.41 = 36,105.32/x
  3. Step 3: Cross multiply
    55,214.36x = 76,176.41 × 36,105.32
  4. Step 4: Simplify right side
    55,214.36x = 2,750,373,098.09
  5. Step 5: Solve for x
    x = 2,750,373,098.09/55,214.36
  6. Step 6: Final answer
    x = 49,812.65

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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.