Home / 112,282.88-168,402.24-53,110

Finding the Fourth Proportional to 112,282.88, 168,402.24 and 53,110

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Solution

The fourth proportional to 112,282.88, 168,402.24 and 53,110 is: 79,654.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,282.88 : 168,402.24 = 53,110 : x
  2. Step 2: Convert to fraction form
    112,282.88/168,402.24 = 53,110/x
  3. Step 3: Cross multiply
    112,282.88x = 168,402.24 × 53,110
  4. Step 4: Simplify right side
    112,282.88x = 8,943,842,966.40
  5. Step 5: Solve for x
    x = 8,943,842,966.40/112,282.88
  6. Step 6: Final answer
    x = 79,654.56

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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.