Home / 148,428.90-222,643.35-43,251.30

Finding the Fourth Proportional to 148,428.90, 222,643.35 and 43,251.30

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Solution

The fourth proportional to 148,428.90, 222,643.35 and 43,251.30 is: 64,876.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,428.90 : 222,643.35 = 43,251.30 : x
  2. Step 2: Convert to fraction form
    148,428.90/222,643.35 = 43,251.30/x
  3. Step 3: Cross multiply
    148,428.90x = 222,643.35 × 43,251.30
  4. Step 4: Simplify right side
    148,428.90x = 9,629,614,323.86
  5. Step 5: Solve for x
    x = 9,629,614,323.86/148,428.90
  6. Step 6: Final answer
    x = 64,876.95

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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.