Home / 162,489.45-224,231.26-89,895.07

Finding the Fourth Proportional to 162,489.45, 224,231.26 and 89,895.07

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Solution

The fourth proportional to 162,489.45, 224,231.26 and 89,895.07 is: 124,052.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,489.45 : 224,231.26 = 89,895.07 : x
  2. Step 2: Convert to fraction form
    162,489.45/224,231.26 = 89,895.07/x
  3. Step 3: Cross multiply
    162,489.45x = 224,231.26 × 89,895.07
  4. Step 4: Simplify right side
    162,489.45x = 20,157,284,813.89
  5. Step 5: Solve for x
    x = 20,157,284,813.89/162,489.45
  6. Step 6: Final answer
    x = 124,052.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.