Home / 131,726.24-197,529.60-56,810.96

Finding the Fourth Proportional to 131,726.24, 197,529.60 and 56,810.96

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Solution

The fourth proportional to 131,726.24, 197,529.60 and 56,810.96 is: 85,190.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,726.24 : 197,529.60 = 56,810.96 : x
  2. Step 2: Convert to fraction form
    131,726.24/197,529.60 = 56,810.96/x
  3. Step 3: Cross multiply
    131,726.24x = 197,529.60 × 56,810.96
  4. Step 4: Simplify right side
    131,726.24x = 11,221,846,204.42
  5. Step 5: Solve for x
    x = 11,221,846,204.42/131,726.24
  6. Step 6: Final answer
    x = 85,190.67

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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.