Home / 165,274.48-247,890.66-52,966.36

Finding the Fourth Proportional to 165,274.48, 247,890.66 and 52,966.36

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Solution

The fourth proportional to 165,274.48, 247,890.66 and 52,966.36 is: 79,442.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,274.48 : 247,890.66 = 52,966.36 : x
  2. Step 2: Convert to fraction form
    165,274.48/247,890.66 = 52,966.36/x
  3. Step 3: Cross multiply
    165,274.48x = 247,890.66 × 52,966.36
  4. Step 4: Simplify right side
    165,274.48x = 13,129,865,938.20
  5. Step 5: Solve for x
    x = 13,129,865,938.20/165,274.48
  6. Step 6: Final answer
    x = 79,442.79

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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.