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Finding the Fourth Proportional to 168,488.91, 232,515.77 and 93,037.41

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Solution

The fourth proportional to 168,488.91, 232,515.77 and 93,037.41 is: 128,392.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,488.91 : 232,515.77 = 93,037.41 : x
  2. Step 2: Convert to fraction form
    168,488.91/232,515.77 = 93,037.41/x
  3. Step 3: Cross multiply
    168,488.91x = 232,515.77 × 93,037.41
  4. Step 4: Simplify right side
    168,488.91x = 21,632,664,559.77
  5. Step 5: Solve for x
    x = 21,632,664,559.77/168,488.91
  6. Step 6: Final answer
    x = 128,392.22

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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.