Home / 165,778.68-248,594.94-47,423.10

Finding the Fourth Proportional to 165,778.68, 248,594.94 and 47,423.10

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Solution

The fourth proportional to 165,778.68, 248,594.94 and 47,423.10 is: 71,113.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,778.68 : 248,594.94 = 47,423.10 : x
  2. Step 2: Convert to fraction form
    165,778.68/248,594.94 = 47,423.10/x
  3. Step 3: Cross multiply
    165,778.68x = 248,594.94 × 47,423.10
  4. Step 4: Simplify right side
    165,778.68x = 11,789,142,699.11
  5. Step 5: Solve for x
    x = 11,789,142,699.11/165,778.68
  6. Step 6: Final answer
    x = 71,113.74

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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.