Home / 219,182.20-302,487.42-123,697.24

Finding the Fourth Proportional to 219,182.20, 302,487.42 and 123,697.24

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Solution

The fourth proportional to 219,182.20, 302,487.42 and 123,697.24 is: 170,711.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,182.20 : 302,487.42 = 123,697.24 : x
  2. Step 2: Convert to fraction form
    219,182.20/302,487.42 = 123,697.24/x
  3. Step 3: Cross multiply
    219,182.20x = 302,487.42 × 123,697.24
  4. Step 4: Simplify right side
    219,182.20x = 37,416,858,988.72
  5. Step 5: Solve for x
    x = 37,416,858,988.72/219,182.20
  6. Step 6: Final answer
    x = 170,711.21

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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.