Home / 231,261.40-346,892.10-148,317.40

Finding the Fourth Proportional to 231,261.40, 346,892.10 and 148,317.40

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Solution

The fourth proportional to 231,261.40, 346,892.10 and 148,317.40 is: 222,476.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,261.40 : 346,892.10 = 148,317.40 : x
  2. Step 2: Convert to fraction form
    231,261.40/346,892.10 = 148,317.40/x
  3. Step 3: Cross multiply
    231,261.40x = 346,892.10 × 148,317.40
  4. Step 4: Simplify right side
    231,261.40x = 51,450,134,352.54
  5. Step 5: Solve for x
    x = 51,450,134,352.54/231,261.40
  6. Step 6: Final answer
    x = 222,476.10

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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.