Home / 125,942.96-173,803.56-68,583.98

Finding the Fourth Proportional to 125,942.96, 173,803.56 and 68,583.98

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Solution

The fourth proportional to 125,942.96, 173,803.56 and 68,583.98 is: 94,647.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,942.96 : 173,803.56 = 68,583.98 : x
  2. Step 2: Convert to fraction form
    125,942.96/173,803.56 = 68,583.98/x
  3. Step 3: Cross multiply
    125,942.96x = 173,803.56 × 68,583.98
  4. Step 4: Simplify right side
    125,942.96x = 11,920,139,882.97
  5. Step 5: Solve for x
    x = 11,920,139,882.97/125,942.96
  6. Step 6: Final answer
    x = 94,647.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.