Home / 61,905.22-92,856.90-15,158.10

Finding the Fourth Proportional to 61,905.22, 92,856.90 and 15,158.10

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Solution

The fourth proportional to 61,905.22, 92,856.90 and 15,158.10 is: 22,736.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,905.22 : 92,856.90 = 15,158.10 : x
  2. Step 2: Convert to fraction form
    61,905.22/92,856.90 = 15,158.10/x
  3. Step 3: Cross multiply
    61,905.22x = 92,856.90 × 15,158.10
  4. Step 4: Simplify right side
    61,905.22x = 1,407,534,175.89
  5. Step 5: Solve for x
    x = 1,407,534,175.89/61,905.22
  6. Step 6: Final answer
    x = 22,736.92

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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.