Home / 222,100.27-306,498.43-125,324.67

Finding the Fourth Proportional to 222,100.27, 306,498.43 and 125,324.67

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Solution

The fourth proportional to 222,100.27, 306,498.43 and 125,324.67 is: 172,948.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,100.27 : 306,498.43 = 125,324.67 : x
  2. Step 2: Convert to fraction form
    222,100.27/306,498.43 = 125,324.67/x
  3. Step 3: Cross multiply
    222,100.27x = 306,498.43 × 125,324.67
  4. Step 4: Simplify right side
    222,100.27x = 38,411,813,968.64
  5. Step 5: Solve for x
    x = 38,411,813,968.64/222,100.27
  6. Step 6: Final answer
    x = 172,948.07

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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.