Home / 173,071.40-259,634.10-54,731.48

Finding the Fourth Proportional to 173,071.40, 259,634.10 and 54,731.48

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Solution

The fourth proportional to 173,071.40, 259,634.10 and 54,731.48 is: 82,105.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,071.40 : 259,634.10 = 54,731.48 : x
  2. Step 2: Convert to fraction form
    173,071.40/259,634.10 = 54,731.48/x
  3. Step 3: Cross multiply
    173,071.40x = 259,634.10 × 54,731.48
  4. Step 4: Simplify right side
    173,071.40x = 14,210,158,551.47
  5. Step 5: Solve for x
    x = 14,210,158,551.47/173,071.40
  6. Step 6: Final answer
    x = 82,105.76

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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.