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Finding the Fourth Proportional to 175,293, 241,953.96 and 103,697.90

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Solution

The fourth proportional to 175,293, 241,953.96 and 103,697.90 is: 143,132.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,293 : 241,953.96 = 103,697.90 : x
  2. Step 2: Convert to fraction form
    175,293/241,953.96 = 103,697.90/x
  3. Step 3: Cross multiply
    175,293x = 241,953.96 × 103,697.90
  4. Step 4: Simplify right side
    175,293x = 25,090,117,548.68
  5. Step 5: Solve for x
    x = 25,090,117,548.68/175,293
  6. Step 6: Final answer
    x = 143,132.46

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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.