Home / 148,430.57-222,120.27-92,297.12

Finding the Fourth Proportional to 148,430.57, 222,120.27 and 92,297.12

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Solution

The fourth proportional to 148,430.57, 222,120.27 and 92,297.12 is: 138,118.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,430.57 : 222,120.27 = 92,297.12 : x
  2. Step 2: Convert to fraction form
    148,430.57/222,120.27 = 92,297.12/x
  3. Step 3: Cross multiply
    148,430.57x = 222,120.27 × 92,297.12
  4. Step 4: Simplify right side
    148,430.57x = 20,501,060,104.02
  5. Step 5: Solve for x
    x = 20,501,060,104.02/148,430.57
  6. Step 6: Final answer
    x = 138,118.86

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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.