Home / 109,444.01-164,035.02-71,511.41

Finding the Fourth Proportional to 109,444.01, 164,035.02 and 71,511.41

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Solution

The fourth proportional to 109,444.01, 164,035.02 and 71,511.41 is: 107,181.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,444.01 : 164,035.02 = 71,511.41 : x
  2. Step 2: Convert to fraction form
    109,444.01/164,035.02 = 71,511.41/x
  3. Step 3: Cross multiply
    109,444.01x = 164,035.02 × 71,511.41
  4. Step 4: Simplify right side
    109,444.01x = 11,730,375,325.14
  5. Step 5: Solve for x
    x = 11,730,375,325.14/109,444.01
  6. Step 6: Final answer
    x = 107,181.52

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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.