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Finding the Fourth Proportional to 349,377.39, 524,076.30 and 96,659.91

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Solution

The fourth proportional to 349,377.39, 524,076.30 and 96,659.91 is: 144,992.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,377.39 : 524,076.30 = 96,659.91 : x
  2. Step 2: Convert to fraction form
    349,377.39/524,076.30 = 96,659.91/x
  3. Step 3: Cross multiply
    349,377.39x = 524,076.30 × 96,659.91
  4. Step 4: Simplify right side
    349,377.39x = 50,657,167,991.13
  5. Step 5: Solve for x
    x = 50,657,167,991.13/349,377.39
  6. Step 6: Final answer
    x = 144,992.69

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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.