Home / 82,842.66-114,390.27-67,531.59

Finding the Fourth Proportional to 82,842.66, 114,390.27 and 67,531.59

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Solution

The fourth proportional to 82,842.66, 114,390.27 and 67,531.59 is: 93,248.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,842.66 : 114,390.27 = 67,531.59 : x
  2. Step 2: Convert to fraction form
    82,842.66/114,390.27 = 67,531.59/x
  3. Step 3: Cross multiply
    82,842.66x = 114,390.27 × 67,531.59
  4. Step 4: Simplify right side
    82,842.66x = 7,724,956,813.63
  5. Step 5: Solve for x
    x = 7,724,956,813.63/82,842.66
  6. Step 6: Final answer
    x = 93,248.54

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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.