Home / 222,386.60-306,588.44-140,674.20

Finding the Fourth Proportional to 222,386.60, 306,588.44 and 140,674.20

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Solution

The fourth proportional to 222,386.60, 306,588.44 and 140,674.20 is: 193,937.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,386.60 : 306,588.44 = 140,674.20 : x
  2. Step 2: Convert to fraction form
    222,386.60/306,588.44 = 140,674.20/x
  3. Step 3: Cross multiply
    222,386.60x = 306,588.44 × 140,674.20
  4. Step 4: Simplify right side
    222,386.60x = 43,129,083,526.25
  5. Step 5: Solve for x
    x = 43,129,083,526.25/222,386.60
  6. Step 6: Final answer
    x = 193,937.42

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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.