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Finding the Fourth Proportional to 179,415, 247,592.70 and 104,007.24

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Solution

The fourth proportional to 179,415, 247,592.70 and 104,007.24 is: 143,529.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,415 : 247,592.70 = 104,007.24 : x
  2. Step 2: Convert to fraction form
    179,415/247,592.70 = 104,007.24/x
  3. Step 3: Cross multiply
    179,415x = 247,592.70 × 104,007.24
  4. Step 4: Simplify right side
    179,415x = 25,751,433,371.15
  5. Step 5: Solve for x
    x = 25,751,433,371.15/179,415
  6. Step 6: Final answer
    x = 143,529.99

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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.