Home / 55,902.74-77,145.12-41,626.42

Finding the Fourth Proportional to 55,902.74, 77,145.12 and 41,626.42

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Solution

The fourth proportional to 55,902.74, 77,145.12 and 41,626.42 is: 57,443.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,902.74 : 77,145.12 = 41,626.42 : x
  2. Step 2: Convert to fraction form
    55,902.74/77,145.12 = 41,626.42/x
  3. Step 3: Cross multiply
    55,902.74x = 77,145.12 × 41,626.42
  4. Step 4: Simplify right side
    55,902.74x = 3,211,274,973.21
  5. Step 5: Solve for x
    x = 3,211,274,973.21/55,902.74
  6. Step 6: Final answer
    x = 57,443.97

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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.