Home / 55,297.78-82,947.12-34,298.93

Finding the Fourth Proportional to 55,297.78, 82,947.12 and 34,298.93

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Solution

The fourth proportional to 55,297.78, 82,947.12 and 34,298.93 is: 51,448.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,297.78 : 82,947.12 = 34,298.93 : x
  2. Step 2: Convert to fraction form
    55,297.78/82,947.12 = 34,298.93/x
  3. Step 3: Cross multiply
    55,297.78x = 82,947.12 × 34,298.93
  4. Step 4: Simplify right side
    55,297.78x = 2,844,997,462.58
  5. Step 5: Solve for x
    x = 2,844,997,462.58/55,297.78
  6. Step 6: Final answer
    x = 51,448.67

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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.