Home / 148,095.80-222,143.70-100,856.60

Finding the Fourth Proportional to 148,095.80, 222,143.70 and 100,856.60

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Solution

The fourth proportional to 148,095.80, 222,143.70 and 100,856.60 is: 151,284.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,095.80 : 222,143.70 = 100,856.60 : x
  2. Step 2: Convert to fraction form
    148,095.80/222,143.70 = 100,856.60/x
  3. Step 3: Cross multiply
    148,095.80x = 222,143.70 × 100,856.60
  4. Step 4: Simplify right side
    148,095.80x = 22,404,658,293.42
  5. Step 5: Solve for x
    x = 22,404,658,293.42/148,095.80
  6. Step 6: Final answer
    x = 151,284.90

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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.