Home / 162,083.72-243,149.82-56,884.20

Finding the Fourth Proportional to 162,083.72, 243,149.82 and 56,884.20

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Solution

The fourth proportional to 162,083.72, 243,149.82 and 56,884.20 is: 85,334.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,083.72 : 243,149.82 = 56,884.20 : x
  2. Step 2: Convert to fraction form
    162,083.72/243,149.82 = 56,884.20/x
  3. Step 3: Cross multiply
    162,083.72x = 243,149.82 × 56,884.20
  4. Step 4: Simplify right side
    162,083.72x = 13,831,382,990.84
  5. Step 5: Solve for x
    x = 13,831,382,990.84/162,083.72
  6. Step 6: Final answer
    x = 85,334.81

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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.