Home / 119,538.76-179,336.22-66,984.52

Finding the Fourth Proportional to 119,538.76, 179,336.22 and 66,984.52

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Solution

The fourth proportional to 119,538.76, 179,336.22 and 66,984.52 is: 100,492.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,538.76 : 179,336.22 = 66,984.52 : x
  2. Step 2: Convert to fraction form
    119,538.76/179,336.22 = 66,984.52/x
  3. Step 3: Cross multiply
    119,538.76x = 179,336.22 × 66,984.52
  4. Step 4: Simplify right side
    119,538.76x = 12,012,750,615.31
  5. Step 5: Solve for x
    x = 12,012,750,615.31/119,538.76
  6. Step 6: Final answer
    x = 100,492.51

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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.