Home / 55,230.30-82,845.45-49,106.70

Finding the Fourth Proportional to 55,230.30, 82,845.45 and 49,106.70

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Solution

The fourth proportional to 55,230.30, 82,845.45 and 49,106.70 is: 73,660.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,230.30 : 82,845.45 = 49,106.70 : x
  2. Step 2: Convert to fraction form
    55,230.30/82,845.45 = 49,106.70/x
  3. Step 3: Cross multiply
    55,230.30x = 82,845.45 × 49,106.70
  4. Step 4: Simplify right side
    55,230.30x = 4,068,266,659.52
  5. Step 5: Solve for x
    x = 4,068,266,659.52/55,230.30
  6. Step 6: Final answer
    x = 73,660.05

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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.