Home / 55,305.92-76,329.60-35,164.80

Finding the Fourth Proportional to 55,305.92, 76,329.60 and 35,164.80

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Solution

The fourth proportional to 55,305.92, 76,329.60 and 35,164.80 is: 48,532.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,305.92 : 76,329.60 = 35,164.80 : x
  2. Step 2: Convert to fraction form
    55,305.92/76,329.60 = 35,164.80/x
  3. Step 3: Cross multiply
    55,305.92x = 76,329.60 × 35,164.80
  4. Step 4: Simplify right side
    55,305.92x = 2,684,115,118.08
  5. Step 5: Solve for x
    x = 2,684,115,118.08/55,305.92
  6. Step 6: Final answer
    x = 48,532.15

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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.