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Finding the Fourth Proportional to 169,264.71, 233,579.57 and 97,642.89

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Solution

The fourth proportional to 169,264.71, 233,579.57 and 97,642.89 is: 134,743.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,264.71 : 233,579.57 = 97,642.89 : x
  2. Step 2: Convert to fraction form
    169,264.71/233,579.57 = 97,642.89/x
  3. Step 3: Cross multiply
    169,264.71x = 233,579.57 × 97,642.89
  4. Step 4: Simplify right side
    169,264.71x = 22,807,383,771.54
  5. Step 5: Solve for x
    x = 22,807,383,771.54/169,264.71
  6. Step 6: Final answer
    x = 134,743.88

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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.