Home / 110,742.76-152,822.84-60,442.12

Finding the Fourth Proportional to 110,742.76, 152,822.84 and 60,442.12

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Solution

The fourth proportional to 110,742.76, 152,822.84 and 60,442.12 is: 83,408.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,742.76 : 152,822.84 = 60,442.12 : x
  2. Step 2: Convert to fraction form
    110,742.76/152,822.84 = 60,442.12/x
  3. Step 3: Cross multiply
    110,742.76x = 152,822.84 × 60,442.12
  4. Step 4: Simplify right side
    110,742.76x = 9,236,936,434.02
  5. Step 5: Solve for x
    x = 9,236,936,434.02/110,742.76
  6. Step 6: Final answer
    x = 83,408.94

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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.