Home / 146,463.48-219,617.08-69,445.54

Finding the Fourth Proportional to 146,463.48, 219,617.08 and 69,445.54

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Solution

The fourth proportional to 146,463.48, 219,617.08 and 69,445.54 is: 104,131.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,463.48 : 219,617.08 = 69,445.54 : x
  2. Step 2: Convert to fraction form
    146,463.48/219,617.08 = 69,445.54/x
  3. Step 3: Cross multiply
    146,463.48x = 219,617.08 × 69,445.54
  4. Step 4: Simplify right side
    146,463.48x = 15,251,427,627.72
  5. Step 5: Solve for x
    x = 15,251,427,627.72/146,463.48
  6. Step 6: Final answer
    x = 104,131.26

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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.