Home / 50,181.74-75,248.78-29,128.28

Finding the Fourth Proportional to 50,181.74, 75,248.78 and 29,128.28

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Solution

The fourth proportional to 50,181.74, 75,248.78 and 29,128.28 is: 43,678.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,181.74 : 75,248.78 = 29,128.28 : x
  2. Step 2: Convert to fraction form
    50,181.74/75,248.78 = 29,128.28/x
  3. Step 3: Cross multiply
    50,181.74x = 75,248.78 × 29,128.28
  4. Step 4: Simplify right side
    50,181.74x = 2,191,867,180.58
  5. Step 5: Solve for x
    x = 2,191,867,180.58/50,181.74
  6. Step 6: Final answer
    x = 43,678.58

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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.