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Finding the Fourth Proportional to 173,247.44, 259,715.64 and 143,854.16

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Solution

The fourth proportional to 173,247.44, 259,715.64 and 143,854.16 is: 215,652.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,247.44 : 259,715.64 = 143,854.16 : x
  2. Step 2: Convert to fraction form
    173,247.44/259,715.64 = 143,854.16/x
  3. Step 3: Cross multiply
    173,247.44x = 259,715.64 × 143,854.16
  4. Step 4: Simplify right side
    173,247.44x = 37,361,175,231.06
  5. Step 5: Solve for x
    x = 37,361,175,231.06/173,247.44
  6. Step 6: Final answer
    x = 215,652.11

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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.