Home / 109,164.29-150,634.53-61,416.61

Finding the Fourth Proportional to 109,164.29, 150,634.53 and 61,416.61

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Solution

The fourth proportional to 109,164.29, 150,634.53 and 61,416.61 is: 84,748.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,164.29 : 150,634.53 = 61,416.61 : x
  2. Step 2: Convert to fraction form
    109,164.29/150,634.53 = 61,416.61/x
  3. Step 3: Cross multiply
    109,164.29x = 150,634.53 × 61,416.61
  4. Step 4: Simplify right side
    109,164.29x = 9,251,462,181.54
  5. Step 5: Solve for x
    x = 9,251,462,181.54/109,164.29
  6. Step 6: Final answer
    x = 84,748.06

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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.