Home / 247,966.20-371,949.30-164,860.20

Finding the Fourth Proportional to 247,966.20, 371,949.30 and 164,860.20

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Solution

The fourth proportional to 247,966.20, 371,949.30 and 164,860.20 is: 247,290.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,966.20 : 371,949.30 = 164,860.20 : x
  2. Step 2: Convert to fraction form
    247,966.20/371,949.30 = 164,860.20/x
  3. Step 3: Cross multiply
    247,966.20x = 371,949.30 × 164,860.20
  4. Step 4: Simplify right side
    247,966.20x = 61,319,635,987.86
  5. Step 5: Solve for x
    x = 61,319,635,987.86/247,966.20
  6. Step 6: Final answer
    x = 247,290.30

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1.5x scale

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.