Home / 86,811.20-119,804.10-48,568.47

Finding the Fourth Proportional to 86,811.20, 119,804.10 and 48,568.47

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Solution

The fourth proportional to 86,811.20, 119,804.10 and 48,568.47 is: 67,027.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,811.20 : 119,804.10 = 48,568.47 : x
  2. Step 2: Convert to fraction form
    86,811.20/119,804.10 = 48,568.47/x
  3. Step 3: Cross multiply
    86,811.20x = 119,804.10 × 48,568.47
  4. Step 4: Simplify right side
    86,811.20x = 5,818,701,836.73
  5. Step 5: Solve for x
    x = 5,818,701,836.73/86,811.20
  6. Step 6: Final answer
    x = 67,027.08

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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.