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Finding the Fourth Proportional to 173,245.44, 259,712.64 and 143,852.16

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Solution

The fourth proportional to 173,245.44, 259,712.64 and 143,852.16 is: 215,649.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,245.44 : 259,712.64 = 143,852.16 : x
  2. Step 2: Convert to fraction form
    173,245.44/259,712.64 = 143,852.16/x
  3. Step 3: Cross multiply
    173,245.44x = 259,712.64 × 143,852.16
  4. Step 4: Simplify right side
    173,245.44x = 37,360,224,243.30
  5. Step 5: Solve for x
    x = 37,360,224,243.30/173,245.44
  6. Step 6: Final answer
    x = 215,649.11

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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.