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Finding the Fourth Proportional to 169,397.84, 233,775.24 and 102,316.88

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Solution

The fourth proportional to 169,397.84, 233,775.24 and 102,316.88 is: 141,201.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,397.84 : 233,775.24 = 102,316.88 : x
  2. Step 2: Convert to fraction form
    169,397.84/233,775.24 = 102,316.88/x
  3. Step 3: Cross multiply
    169,397.84x = 233,775.24 × 102,316.88
  4. Step 4: Simplify right side
    169,397.84x = 23,919,153,178.05
  5. Step 5: Solve for x
    x = 23,919,153,178.05/169,397.84
  6. Step 6: Final answer
    x = 141,201.05

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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.