Home / 203,426.24-305,142.28-63,176

Finding the Fourth Proportional to 203,426.24, 305,142.28 and 63,176

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Solution

The fourth proportional to 203,426.24, 305,142.28 and 63,176 is: 94,764.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,426.24 : 305,142.28 = 63,176 : x
  2. Step 2: Convert to fraction form
    203,426.24/305,142.28 = 63,176/x
  3. Step 3: Cross multiply
    203,426.24x = 305,142.28 × 63,176
  4. Step 4: Simplify right side
    203,426.24x = 19,277,668,681.28
  5. Step 5: Solve for x
    x = 19,277,668,681.28/203,426.24
  6. Step 6: Final answer
    x = 94,764.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.