Home / 168,731.94-232,854.94-93,285.30

Finding the Fourth Proportional to 168,731.94, 232,854.94 and 93,285.30

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Solution

The fourth proportional to 168,731.94, 232,854.94 and 93,285.30 is: 128,736.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,731.94 : 232,854.94 = 93,285.30 : x
  2. Step 2: Convert to fraction form
    168,731.94/232,854.94 = 93,285.30/x
  3. Step 3: Cross multiply
    168,731.94x = 232,854.94 × 93,285.30
  4. Step 4: Simplify right side
    168,731.94x = 21,721,942,934.38
  5. Step 5: Solve for x
    x = 21,721,942,934.38/168,731.94
  6. Step 6: Final answer
    x = 128,736.40

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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.