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Finding the Fourth Proportional to 164,460.91, 226,956.08 and 89,009.41

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Solution

The fourth proportional to 164,460.91, 226,956.08 and 89,009.41 is: 122,833.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,460.91 : 226,956.08 = 89,009.41 : x
  2. Step 2: Convert to fraction form
    164,460.91/226,956.08 = 89,009.41/x
  3. Step 3: Cross multiply
    164,460.91x = 226,956.08 × 89,009.41
  4. Step 4: Simplify right side
    164,460.91x = 20,201,226,776.71
  5. Step 5: Solve for x
    x = 20,201,226,776.71/164,460.91
  6. Step 6: Final answer
    x = 122,833.00

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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.