Home / 146,431.78-202,241.73-98,602.06

Finding the Fourth Proportional to 146,431.78, 202,241.73 and 98,602.06

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Solution

The fourth proportional to 146,431.78, 202,241.73 and 98,602.06 is: 136,182.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,431.78 : 202,241.73 = 98,602.06 : x
  2. Step 2: Convert to fraction form
    146,431.78/202,241.73 = 98,602.06/x
  3. Step 3: Cross multiply
    146,431.78x = 202,241.73 × 98,602.06
  4. Step 4: Simplify right side
    146,431.78x = 19,941,451,195.96
  5. Step 5: Solve for x
    x = 19,941,451,195.96/146,431.78
  6. Step 6: Final answer
    x = 136,182.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.