Home / 146,522.79-202,241.31-86,112.90

Finding the Fourth Proportional to 146,522.79, 202,241.31 and 86,112.90

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Solution

The fourth proportional to 146,522.79, 202,241.31 and 86,112.90 is: 118,859.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,522.79 : 202,241.31 = 86,112.90 : x
  2. Step 2: Convert to fraction form
    146,522.79/202,241.31 = 86,112.90/x
  3. Step 3: Cross multiply
    146,522.79x = 202,241.31 × 86,112.90
  4. Step 4: Simplify right side
    146,522.79x = 17,415,585,703.90
  5. Step 5: Solve for x
    x = 17,415,585,703.90/146,522.79
  6. Step 6: Final answer
    x = 118,859.23

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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.