Home / 108,511.02-149,748.03-60,764.46

Finding the Fourth Proportional to 108,511.02, 149,748.03 and 60,764.46

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Solution

The fourth proportional to 108,511.02, 149,748.03 and 60,764.46 is: 83,856.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,511.02 : 149,748.03 = 60,764.46 : x
  2. Step 2: Convert to fraction form
    108,511.02/149,748.03 = 60,764.46/x
  3. Step 3: Cross multiply
    108,511.02x = 149,748.03 × 60,764.46
  4. Step 4: Simplify right side
    108,511.02x = 9,099,358,179.01
  5. Step 5: Solve for x
    x = 9,099,358,179.01/108,511.02
  6. Step 6: Final answer
    x = 83,856.54

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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.