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Finding the Fourth Proportional to 173,293.14, 259,964.48 and 53,360.22

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Solution

The fourth proportional to 173,293.14, 259,964.48 and 53,360.22 is: 80,047.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,293.14 : 259,964.48 = 53,360.22 : x
  2. Step 2: Convert to fraction form
    173,293.14/259,964.48 = 53,360.22/x
  3. Step 3: Cross multiply
    173,293.14x = 259,964.48 × 53,360.22
  4. Step 4: Simplify right side
    173,293.14x = 13,871,761,578.18
  5. Step 5: Solve for x
    x = 13,871,761,578.18/173,293.14
  6. Step 6: Final answer
    x = 80,047.96

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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.