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Finding the Fourth Proportional to 219,425.26, 302,807.07 and 123,932.14

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Solution

The fourth proportional to 219,425.26, 302,807.07 and 123,932.14 is: 171,026.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,425.26 : 302,807.07 = 123,932.14 : x
  2. Step 2: Convert to fraction form
    219,425.26/302,807.07 = 123,932.14/x
  3. Step 3: Cross multiply
    219,425.26x = 302,807.07 × 123,932.14
  4. Step 4: Simplify right side
    219,425.26x = 37,527,528,192.23
  5. Step 5: Solve for x
    x = 37,527,528,192.23/219,425.26
  6. Step 6: Final answer
    x = 171,026.47

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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.