Home / 219,255.68-302,573.76-123,763.52

Finding the Fourth Proportional to 219,255.68, 302,573.76 and 123,763.52

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Solution

The fourth proportional to 219,255.68, 302,573.76 and 123,763.52 is: 170,794.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,255.68 : 302,573.76 = 123,763.52 : x
  2. Step 2: Convert to fraction form
    219,255.68/302,573.76 = 123,763.52/x
  3. Step 3: Cross multiply
    219,255.68x = 302,573.76 × 123,763.52
  4. Step 4: Simplify right side
    219,255.68x = 37,447,593,597.24
  5. Step 5: Solve for x
    x = 37,447,593,597.24/219,255.68
  6. Step 6: Final answer
    x = 170,794.18

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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.