Home / 180,499.41-270,748.35-45,563.76

Finding the Fourth Proportional to 180,499.41, 270,748.35 and 45,563.76

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Solution

The fourth proportional to 180,499.41, 270,748.35 and 45,563.76 is: 68,345.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,499.41 : 270,748.35 = 45,563.76 : x
  2. Step 2: Convert to fraction form
    180,499.41/270,748.35 = 45,563.76/x
  3. Step 3: Cross multiply
    180,499.41x = 270,748.35 × 45,563.76
  4. Step 4: Simplify right side
    180,499.41x = 12,336,312,839.80
  5. Step 5: Solve for x
    x = 12,336,312,839.80/180,499.41
  6. Step 6: Final answer
    x = 68,345.45

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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.