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Finding the Fourth Proportional to 164,652.66, 227,218.53 and 93,031.38

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Solution

The fourth proportional to 164,652.66, 227,218.53 and 93,031.38 is: 128,382.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,652.66 : 227,218.53 = 93,031.38 : x
  2. Step 2: Convert to fraction form
    164,652.66/227,218.53 = 93,031.38/x
  3. Step 3: Cross multiply
    164,652.66x = 227,218.53 × 93,031.38
  4. Step 4: Simplify right side
    164,652.66x = 21,138,453,407.47
  5. Step 5: Solve for x
    x = 21,138,453,407.47/164,652.66
  6. Step 6: Final answer
    x = 128,382.09

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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.