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Finding the Fourth Proportional to 168,803.70, 232,948.53 and 93,350.58

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Solution

The fourth proportional to 168,803.70, 232,948.53 and 93,350.58 is: 128,823.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,803.70 : 232,948.53 = 93,350.58 : x
  2. Step 2: Convert to fraction form
    168,803.70/232,948.53 = 93,350.58/x
  3. Step 3: Cross multiply
    168,803.70x = 232,948.53 × 93,350.58
  4. Step 4: Simplify right side
    168,803.70x = 21,745,880,385.65
  5. Step 5: Solve for x
    x = 21,745,880,385.65/168,803.70
  6. Step 6: Final answer
    x = 128,823.48

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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.