Home / 131,656.54-197,595.40-56,833.20

Finding the Fourth Proportional to 131,656.54, 197,595.40 and 56,833.20

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Solution

The fourth proportional to 131,656.54, 197,595.40 and 56,833.20 is: 85,297.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,656.54 : 197,595.40 = 56,833.20 : x
  2. Step 2: Convert to fraction form
    131,656.54/197,595.40 = 56,833.20/x
  3. Step 3: Cross multiply
    131,656.54x = 197,595.40 × 56,833.20
  4. Step 4: Simplify right side
    131,656.54x = 11,229,978,887.28
  5. Step 5: Solve for x
    x = 11,229,978,887.28/131,656.54
  6. Step 6: Final answer
    x = 85,297.54

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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.