Home / 131,730.24-197,535.60-56,814.96

Finding the Fourth Proportional to 131,730.24, 197,535.60 and 56,814.96

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Solution

The fourth proportional to 131,730.24, 197,535.60 and 56,814.96 is: 85,196.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,730.24 : 197,535.60 = 56,814.96 : x
  2. Step 2: Convert to fraction form
    131,730.24/197,535.60 = 56,814.96/x
  3. Step 3: Cross multiply
    131,730.24x = 197,535.60 × 56,814.96
  4. Step 4: Simplify right side
    131,730.24x = 11,222,977,212.58
  5. Step 5: Solve for x
    x = 11,222,977,212.58/131,730.24
  6. Step 6: Final answer
    x = 85,196.67

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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.