Home / 222,666.29-307,298.91-122,083.73

Finding the Fourth Proportional to 222,666.29, 307,298.91 and 122,083.73

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Solution

The fourth proportional to 222,666.29, 307,298.91 and 122,083.73 is: 168,486.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,666.29 : 307,298.91 = 122,083.73 : x
  2. Step 2: Convert to fraction form
    222,666.29/307,298.91 = 122,083.73/x
  3. Step 3: Cross multiply
    222,666.29x = 307,298.91 × 122,083.73
  4. Step 4: Simplify right side
    222,666.29x = 37,516,195,621.24
  5. Step 5: Solve for x
    x = 37,516,195,621.24/222,666.29
  6. Step 6: Final answer
    x = 168,486.20

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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.