Home / 109,748.44-151,460.46-61,984.36

Finding the Fourth Proportional to 109,748.44, 151,460.46 and 61,984.36

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Solution

The fourth proportional to 109,748.44, 151,460.46 and 61,984.36 is: 85,542.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,748.44 : 151,460.46 = 61,984.36 : x
  2. Step 2: Convert to fraction form
    109,748.44/151,460.46 = 61,984.36/x
  3. Step 3: Cross multiply
    109,748.44x = 151,460.46 × 61,984.36
  4. Step 4: Simplify right side
    109,748.44x = 9,388,179,678.41
  5. Step 5: Solve for x
    x = 9,388,179,678.41/109,748.44
  6. Step 6: Final answer
    x = 85,542.72

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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.