Home / 173,864.15-260,796.23-85,131.35

Finding the Fourth Proportional to 173,864.15, 260,796.23 and 85,131.35

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Solution

The fourth proportional to 173,864.15, 260,796.23 and 85,131.35 is: 127,697.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,864.15 : 260,796.23 = 85,131.35 : x
  2. Step 2: Convert to fraction form
    173,864.15/260,796.23 = 85,131.35/x
  3. Step 3: Cross multiply
    173,864.15x = 260,796.23 × 85,131.35
  4. Step 4: Simplify right side
    173,864.15x = 22,201,935,134.81
  5. Step 5: Solve for x
    x = 22,201,935,134.81/173,864.15
  6. Step 6: Final answer
    x = 127,697.03

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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.