Home / 124,265.58-186,214.04-91,272.30

Finding the Fourth Proportional to 124,265.58, 186,214.04 and 91,272.30

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Solution

The fourth proportional to 124,265.58, 186,214.04 and 91,272.30 is: 136,773.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,265.58 : 186,214.04 = 91,272.30 : x
  2. Step 2: Convert to fraction form
    124,265.58/186,214.04 = 91,272.30/x
  3. Step 3: Cross multiply
    124,265.58x = 186,214.04 × 91,272.30
  4. Step 4: Simplify right side
    124,265.58x = 16,996,183,723.09
  5. Step 5: Solve for x
    x = 16,996,183,723.09/124,265.58
  6. Step 6: Final answer
    x = 136,773.06

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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.