Home / 134,090.00-185,057.04-76,717.91

Finding the Fourth Proportional to 134,090.00, 185,057.04 and 76,717.91

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Solution

The fourth proportional to 134,090.00, 185,057.04 and 76,717.91 is: 105,878.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,090.00 : 185,057.04 = 76,717.91 : x
  2. Step 2: Convert to fraction form
    134,090.00/185,057.04 = 76,717.91/x
  3. Step 3: Cross multiply
    134,090.00x = 185,057.04 × 76,717.91
  4. Step 4: Simplify right side
    134,090.00x = 14,197,188,414.30
  5. Step 5: Solve for x
    x = 14,197,188,414.30/134,090.00
  6. Step 6: Final answer
    x = 105,878.06

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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.