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Finding the Fourth Proportional to 222,166.67, 306,465.39 and 136,167.35

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Solution

The fourth proportional to 222,166.67, 306,465.39 and 136,167.35 is: 187,834.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,166.67 : 306,465.39 = 136,167.35 : x
  2. Step 2: Convert to fraction form
    222,166.67/306,465.39 = 136,167.35/x
  3. Step 3: Cross multiply
    222,166.67x = 306,465.39 × 136,167.35
  4. Step 4: Simplify right side
    222,166.67x = 41,730,578,490.69
  5. Step 5: Solve for x
    x = 41,730,578,490.69/222,166.67
  6. Step 6: Final answer
    x = 187,834.56

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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.