Home / 115,943.74-173,681.43-97,170.82

Finding the Fourth Proportional to 115,943.74, 173,681.43 and 97,170.82

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Solution

The fourth proportional to 115,943.74, 173,681.43 and 97,170.82 is: 145,559.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,943.74 : 173,681.43 = 97,170.82 : x
  2. Step 2: Convert to fraction form
    115,943.74/173,681.43 = 97,170.82/x
  3. Step 3: Cross multiply
    115,943.74x = 173,681.43 × 97,170.82
  4. Step 4: Simplify right side
    115,943.74x = 16,876,766,971.87
  5. Step 5: Solve for x
    x = 16,876,766,971.87/115,943.74
  6. Step 6: Final answer
    x = 145,559.97

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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.