Home / 121,694.48-182,353.57-94,977.12

Finding the Fourth Proportional to 121,694.48, 182,353.57 and 94,977.12

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Solution

The fourth proportional to 121,694.48, 182,353.57 and 94,977.12 is: 142,318.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,694.48 : 182,353.57 = 94,977.12 : x
  2. Step 2: Convert to fraction form
    121,694.48/182,353.57 = 94,977.12/x
  3. Step 3: Cross multiply
    121,694.48x = 182,353.57 × 94,977.12
  4. Step 4: Simplify right side
    121,694.48x = 17,319,416,900.32
  5. Step 5: Solve for x
    x = 17,319,416,900.32/121,694.48
  6. Step 6: Final answer
    x = 142,318.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.