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Finding the Fourth Proportional to 226,880.10, 313,082.15 and 124,901.64

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Solution

The fourth proportional to 226,880.10, 313,082.15 and 124,901.64 is: 172,357.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,880.10 : 313,082.15 = 124,901.64 : x
  2. Step 2: Convert to fraction form
    226,880.10/313,082.15 = 124,901.64/x
  3. Step 3: Cross multiply
    226,880.10x = 313,082.15 × 124,901.64
  4. Step 4: Simplify right side
    226,880.10x = 39,104,473,365.22
  5. Step 5: Solve for x
    x = 39,104,473,365.22/226,880.10
  6. Step 6: Final answer
    x = 172,357.44

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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.