Home / 222,023.40-333,035.10-127,156.20

Finding the Fourth Proportional to 222,023.40, 333,035.10 and 127,156.20

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Solution

The fourth proportional to 222,023.40, 333,035.10 and 127,156.20 is: 190,734.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,023.40 : 333,035.10 = 127,156.20 : x
  2. Step 2: Convert to fraction form
    222,023.40/333,035.10 = 127,156.20/x
  3. Step 3: Cross multiply
    222,023.40x = 333,035.10 × 127,156.20
  4. Step 4: Simplify right side
    222,023.40x = 42,347,477,782.62
  5. Step 5: Solve for x
    x = 42,347,477,782.62/222,023.40
  6. Step 6: Final answer
    x = 190,734.30

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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.