Home / 165,006.81-247,508.13-52,685.61

Finding the Fourth Proportional to 165,006.81, 247,508.13 and 52,685.61

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Solution

The fourth proportional to 165,006.81, 247,508.13 and 52,685.61 is: 79,027.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,006.81 : 247,508.13 = 52,685.61 : x
  2. Step 2: Convert to fraction form
    165,006.81/247,508.13 = 52,685.61/x
  3. Step 3: Cross multiply
    165,006.81x = 247,508.13 × 52,685.61
  4. Step 4: Simplify right side
    165,006.81x = 13,040,115,782.07
  5. Step 5: Solve for x
    x = 13,040,115,782.07/165,006.81
  6. Step 6: Final answer
    x = 79,027.74

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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.