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Finding the Fourth Proportional to 168,488.08, 232,510.76 and 93,034.64

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Solution

The fourth proportional to 168,488.08, 232,510.76 and 93,034.64 is: 128,386.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,488.08 : 232,510.76 = 93,034.64 : x
  2. Step 2: Convert to fraction form
    168,488.08/232,510.76 = 93,034.64/x
  3. Step 3: Cross multiply
    168,488.08x = 232,510.76 × 93,034.64
  4. Step 4: Simplify right side
    168,488.08x = 21,631,554,852.73
  5. Step 5: Solve for x
    x = 21,631,554,852.73/168,488.08
  6. Step 6: Final answer
    x = 128,386.26

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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.