Home / 179,219.39-247,267.08-101,682.20

Finding the Fourth Proportional to 179,219.39, 247,267.08 and 101,682.20

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Solution

The fourth proportional to 179,219.39, 247,267.08 and 101,682.20 is: 140,289.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,219.39 : 247,267.08 = 101,682.20 : x
  2. Step 2: Convert to fraction form
    179,219.39/247,267.08 = 101,682.20/x
  3. Step 3: Cross multiply
    179,219.39x = 247,267.08 × 101,682.20
  4. Step 4: Simplify right side
    179,219.39x = 25,142,661,300.14
  5. Step 5: Solve for x
    x = 25,142,661,300.14/179,219.39
  6. Step 6: Final answer
    x = 140,289.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.