Home / 222,832.80-307,536.48-127,317.60

Finding the Fourth Proportional to 222,832.80, 307,536.48 and 127,317.60

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Solution

The fourth proportional to 222,832.80, 307,536.48 and 127,317.60 is: 175,713.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,832.80 : 307,536.48 = 127,317.60 : x
  2. Step 2: Convert to fraction form
    222,832.80/307,536.48 = 127,317.60/x
  3. Step 3: Cross multiply
    222,832.80x = 307,536.48 × 127,317.60
  4. Step 4: Simplify right side
    222,832.80x = 39,154,806,546.05
  5. Step 5: Solve for x
    x = 39,154,806,546.05/222,832.80
  6. Step 6: Final answer
    x = 175,713.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.