Home / 231,484.28-347,259.68-71,572.67

Finding the Fourth Proportional to 231,484.28, 347,259.68 and 71,572.67

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Solution

The fourth proportional to 231,484.28, 347,259.68 and 71,572.67 is: 107,369.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,484.28 : 347,259.68 = 71,572.67 : x
  2. Step 2: Convert to fraction form
    231,484.28/347,259.68 = 71,572.67/x
  3. Step 3: Cross multiply
    231,484.28x = 347,259.68 × 71,572.67
  4. Step 4: Simplify right side
    231,484.28x = 24,854,301,957.41
  5. Step 5: Solve for x
    x = 24,854,301,957.41/231,484.28
  6. Step 6: Final answer
    x = 107,369.29

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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.