Home / 148,230.10-222,017.10-121,986.10

Finding the Fourth Proportional to 148,230.10, 222,017.10 and 121,986.10

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Solution

The fourth proportional to 148,230.10, 222,017.10 and 121,986.10 is: 182,709.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,230.10 : 222,017.10 = 121,986.10 : x
  2. Step 2: Convert to fraction form
    148,230.10/222,017.10 = 121,986.10/x
  3. Step 3: Cross multiply
    148,230.10x = 222,017.10 × 121,986.10
  4. Step 4: Simplify right side
    148,230.10x = 27,083,000,162.31
  5. Step 5: Solve for x
    x = 27,083,000,162.31/148,230.10
  6. Step 6: Final answer
    x = 182,709.18

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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.