Home / 119,066.64-178,600-92,791.04

Finding the Fourth Proportional to 119,066.64, 178,600 and 92,791.04

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Solution

The fourth proportional to 119,066.64, 178,600 and 92,791.04 is: 139,186.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,066.64 : 178,600 = 92,791.04 : x
  2. Step 2: Convert to fraction form
    119,066.64/178,600 = 92,791.04/x
  3. Step 3: Cross multiply
    119,066.64x = 178,600 × 92,791.04
  4. Step 4: Simplify right side
    119,066.64x = 16,572,479,744.00
  5. Step 5: Solve for x
    x = 16,572,479,744.00/119,066.64
  6. Step 6: Final answer
    x = 139,186.59

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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.