Home / 55,338.15-82,575.62-49,374.04

Finding the Fourth Proportional to 55,338.15, 82,575.62 and 49,374.04

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Solution

The fourth proportional to 55,338.15, 82,575.62 and 49,374.04 is: 73,675.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,338.15 : 82,575.62 = 49,374.04 : x
  2. Step 2: Convert to fraction form
    55,338.15/82,575.62 = 49,374.04/x
  3. Step 3: Cross multiply
    55,338.15x = 82,575.62 × 49,374.04
  4. Step 4: Simplify right side
    55,338.15x = 4,077,091,758.47
  5. Step 5: Solve for x
    x = 4,077,091,758.47/55,338.15
  6. Step 6: Final answer
    x = 73,675.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.