Home / 68,087.96-93,894.36-64,151.36

Finding the Fourth Proportional to 68,087.96, 93,894.36 and 64,151.36

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Solution

The fourth proportional to 68,087.96, 93,894.36 and 64,151.36 is: 88,465.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,087.96 : 93,894.36 = 64,151.36 : x
  2. Step 2: Convert to fraction form
    68,087.96/93,894.36 = 64,151.36/x
  3. Step 3: Cross multiply
    68,087.96x = 93,894.36 × 64,151.36
  4. Step 4: Simplify right side
    68,087.96x = 6,023,450,890.33
  5. Step 5: Solve for x
    x = 6,023,450,890.33/68,087.96
  6. Step 6: Final answer
    x = 88,465.73

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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.