Home / 107,529.72-161,321.04-37,409.64

Finding the Fourth Proportional to 107,529.72, 161,321.04 and 37,409.64

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Solution

The fourth proportional to 107,529.72, 161,321.04 and 37,409.64 is: 56,123.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,529.72 : 161,321.04 = 37,409.64 : x
  2. Step 2: Convert to fraction form
    107,529.72/161,321.04 = 37,409.64/x
  3. Step 3: Cross multiply
    107,529.72x = 161,321.04 × 37,409.64
  4. Step 4: Simplify right side
    107,529.72x = 6,034,962,030.83
  5. Step 5: Solve for x
    x = 6,034,962,030.83/107,529.72
  6. Step 6: Final answer
    x = 56,123.67

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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.