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Finding the Fourth Proportional to 164,648.16, 227,212.32 and 93,026.88

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Solution

The fourth proportional to 164,648.16, 227,212.32 and 93,026.88 is: 128,375.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,648.16 : 227,212.32 = 93,026.88 : x
  2. Step 2: Convert to fraction form
    164,648.16/227,212.32 = 93,026.88/x
  3. Step 3: Cross multiply
    164,648.16x = 227,212.32 × 93,026.88
  4. Step 4: Simplify right side
    164,648.16x = 21,136,853,227.16
  5. Step 5: Solve for x
    x = 21,136,853,227.16/164,648.16
  6. Step 6: Final answer
    x = 128,375.88

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1.5x scale

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.