Home / 100,689.24-151,052.10-41,492.04

Finding the Fourth Proportional to 100,689.24, 151,052.10 and 41,492.04

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Solution

The fourth proportional to 100,689.24, 151,052.10 and 41,492.04 is: 62,245.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,689.24 : 151,052.10 = 41,492.04 : x
  2. Step 2: Convert to fraction form
    100,689.24/151,052.10 = 41,492.04/x
  3. Step 3: Cross multiply
    100,689.24x = 151,052.10 × 41,492.04
  4. Step 4: Simplify right side
    100,689.24x = 6,267,459,775.28
  5. Step 5: Solve for x
    x = 6,267,459,775.28/100,689.24
  6. Step 6: Final answer
    x = 62,245.58

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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.