Home / 55,467.32-83,171.82-47,710.76

Finding the Fourth Proportional to 55,467.32, 83,171.82 and 47,710.76

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Solution

The fourth proportional to 55,467.32, 83,171.82 and 47,710.76 is: 71,541.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,467.32 : 83,171.82 = 47,710.76 : x
  2. Step 2: Convert to fraction form
    55,467.32/83,171.82 = 47,710.76/x
  3. Step 3: Cross multiply
    55,467.32x = 83,171.82 × 47,710.76
  4. Step 4: Simplify right side
    55,467.32x = 3,968,190,742.78
  5. Step 5: Solve for x
    x = 3,968,190,742.78/55,467.32
  6. Step 6: Final answer
    x = 71,541.06

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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.