Home / 60,155.36-90,181.20-29,012.48

Finding the Fourth Proportional to 60,155.36, 90,181.20 and 29,012.48

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Solution

The fourth proportional to 60,155.36, 90,181.20 and 29,012.48 is: 43,493.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,155.36 : 90,181.20 = 29,012.48 : x
  2. Step 2: Convert to fraction form
    60,155.36/90,181.20 = 29,012.48/x
  3. Step 3: Cross multiply
    60,155.36x = 90,181.20 × 29,012.48
  4. Step 4: Simplify right side
    60,155.36x = 2,616,380,261.38
  5. Step 5: Solve for x
    x = 2,616,380,261.38/60,155.36
  6. Step 6: Final answer
    x = 43,493.72

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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.