Home / 165,205.05-247,825.80-52,866.15

Finding the Fourth Proportional to 165,205.05, 247,825.80 and 52,866.15

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Solution

The fourth proportional to 165,205.05, 247,825.80 and 52,866.15 is: 79,305.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,205.05 : 247,825.80 = 52,866.15 : x
  2. Step 2: Convert to fraction form
    165,205.05/247,825.80 = 52,866.15/x
  3. Step 3: Cross multiply
    165,205.05x = 247,825.80 × 52,866.15
  4. Step 4: Simplify right side
    165,205.05x = 13,101,595,916.67
  5. Step 5: Solve for x
    x = 13,101,595,916.67/165,205.05
  6. Step 6: Final answer
    x = 79,305.06

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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.