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Finding the Fourth Proportional to 101,917.17, 152,902.80 and 35,357.13

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Solution

The fourth proportional to 101,917.17, 152,902.80 and 35,357.13 is: 53,045.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,917.17 : 152,902.80 = 35,357.13 : x
  2. Step 2: Convert to fraction form
    101,917.17/152,902.80 = 35,357.13/x
  3. Step 3: Cross multiply
    101,917.17x = 152,902.80 × 35,357.13
  4. Step 4: Simplify right side
    101,917.17x = 5,406,204,176.96
  5. Step 5: Solve for x
    x = 5,406,204,176.96/101,917.17
  6. Step 6: Final answer
    x = 53,045.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.