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Finding the Fourth Proportional to 175,438.88, 241,952.64 and 124,350.56

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Solution

The fourth proportional to 175,438.88, 241,952.64 and 124,350.56 is: 171,495.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,438.88 : 241,952.64 = 124,350.56 : x
  2. Step 2: Convert to fraction form
    175,438.88/241,952.64 = 124,350.56/x
  3. Step 3: Cross multiply
    175,438.88x = 241,952.64 × 124,350.56
  4. Step 4: Simplify right side
    175,438.88x = 30,086,946,277.48
  5. Step 5: Solve for x
    x = 30,086,946,277.48/175,438.88
  6. Step 6: Final answer
    x = 171,495.32

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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.