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Finding the Fourth Proportional to 165,655.55, 248,483.33 and 165,655.55

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Solution

The fourth proportional to 165,655.55, 248,483.33 and 165,655.55 is: 248,483.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,655.55 : 248,483.33 = 165,655.55 : x
  2. Step 2: Convert to fraction form
    165,655.55/248,483.33 = 165,655.55/x
  3. Step 3: Cross multiply
    165,655.55x = 248,483.33 × 165,655.55
  4. Step 4: Simplify right side
    165,655.55x = 41,162,641,868.70
  5. Step 5: Solve for x
    x = 41,162,641,868.70/165,655.55
  6. Step 6: Final answer
    x = 248,483.33

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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.