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Finding the Fourth Proportional to 174,756, 262,067.36 and 62,415.28

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Solution

The fourth proportional to 174,756, 262,067.36 and 62,415.28 is: 93,599.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,756 : 262,067.36 = 62,415.28 : x
  2. Step 2: Convert to fraction form
    174,756/262,067.36 = 62,415.28/x
  3. Step 3: Cross multiply
    174,756x = 262,067.36 × 62,415.28
  4. Step 4: Simplify right side
    174,756x = 16,357,007,653.26
  5. Step 5: Solve for x
    x = 16,357,007,653.26/174,756
  6. Step 6: Final answer
    x = 93,599.12

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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.