Home / 68,162.10-94,100.59-47,806.66

Finding the Fourth Proportional to 68,162.10, 94,100.59 and 47,806.66

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Solution

The fourth proportional to 68,162.10, 94,100.59 and 47,806.66 is: 65,999.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,162.10 : 94,100.59 = 47,806.66 : x
  2. Step 2: Convert to fraction form
    68,162.10/94,100.59 = 47,806.66/x
  3. Step 3: Cross multiply
    68,162.10x = 94,100.59 × 47,806.66
  4. Step 4: Simplify right side
    68,162.10x = 4,498,634,911.93
  5. Step 5: Solve for x
    x = 4,498,634,911.93/68,162.10
  6. Step 6: Final answer
    x = 65,999.07

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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.