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Finding the Fourth Proportional to 115,356.99, 173,054.52 and 35,392.98

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Solution

The fourth proportional to 115,356.99, 173,054.52 and 35,392.98 is: 53,095.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,356.99 : 173,054.52 = 35,392.98 : x
  2. Step 2: Convert to fraction form
    115,356.99/173,054.52 = 35,392.98/x
  3. Step 3: Cross multiply
    115,356.99x = 173,054.52 × 35,392.98
  4. Step 4: Simplify right side
    115,356.99x = 6,124,915,165.27
  5. Step 5: Solve for x
    x = 6,124,915,165.27/115,356.99
  6. Step 6: Final answer
    x = 53,095.31

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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.