Home / 148,015.50-222,056.04-69,086.64

Finding the Fourth Proportional to 148,015.50, 222,056.04 and 69,086.64

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Solution

The fourth proportional to 148,015.50, 222,056.04 and 69,086.64 is: 103,645.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,015.50 : 222,056.04 = 69,086.64 : x
  2. Step 2: Convert to fraction form
    148,015.50/222,056.04 = 69,086.64/x
  3. Step 3: Cross multiply
    148,015.50x = 222,056.04 × 69,086.64
  4. Step 4: Simplify right side
    148,015.50x = 15,341,105,695.31
  5. Step 5: Solve for x
    x = 15,341,105,695.31/148,015.50
  6. Step 6: Final answer
    x = 103,645.26

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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.