Home / 175,730.30-263,595.45-80,960.30

Finding the Fourth Proportional to 175,730.30, 263,595.45 and 80,960.30

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Solution

The fourth proportional to 175,730.30, 263,595.45 and 80,960.30 is: 121,440.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,730.30 : 263,595.45 = 80,960.30 : x
  2. Step 2: Convert to fraction form
    175,730.30/263,595.45 = 80,960.30/x
  3. Step 3: Cross multiply
    175,730.30x = 263,595.45 × 80,960.30
  4. Step 4: Simplify right side
    175,730.30x = 21,340,766,710.64
  5. Step 5: Solve for x
    x = 21,340,766,710.64/175,730.30
  6. Step 6: Final answer
    x = 121,440.45

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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.