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Finding the Fourth Proportional to 173,334.72, 260,040.96 and 57,937.87

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Solution

The fourth proportional to 173,334.72, 260,040.96 and 57,937.87 is: 86,919.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,334.72 : 260,040.96 = 57,937.87 : x
  2. Step 2: Convert to fraction form
    173,334.72/260,040.96 = 57,937.87/x
  3. Step 3: Cross multiply
    173,334.72x = 260,040.96 × 57,937.87
  4. Step 4: Simplify right side
    173,334.72x = 15,066,219,335.16
  5. Step 5: Solve for x
    x = 15,066,219,335.16/173,334.72
  6. Step 6: Final answer
    x = 86,919.80

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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.