Home / 94,076.53-140,898.31-54,536.05

Finding the Fourth Proportional to 94,076.53, 140,898.31 and 54,536.05

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Solution

The fourth proportional to 94,076.53, 140,898.31 and 54,536.05 is: 81,678.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,076.53 : 140,898.31 = 54,536.05 : x
  2. Step 2: Convert to fraction form
    94,076.53/140,898.31 = 54,536.05/x
  3. Step 3: Cross multiply
    94,076.53x = 140,898.31 × 54,536.05
  4. Step 4: Simplify right side
    94,076.53x = 7,684,037,279.08
  5. Step 5: Solve for x
    x = 7,684,037,279.08/94,076.53
  6. Step 6: Final answer
    x = 81,678.58

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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.