Home / 109,239.08-150,748.26-61,492.28

Finding the Fourth Proportional to 109,239.08, 150,748.26 and 61,492.28

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Solution

The fourth proportional to 109,239.08, 150,748.26 and 61,492.28 is: 84,858.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,239.08 : 150,748.26 = 61,492.28 : x
  2. Step 2: Convert to fraction form
    109,239.08/150,748.26 = 61,492.28/x
  3. Step 3: Cross multiply
    109,239.08x = 150,748.26 × 61,492.28
  4. Step 4: Simplify right side
    109,239.08x = 9,269,854,213.43
  5. Step 5: Solve for x
    x = 9,269,854,213.43/109,239.08
  6. Step 6: Final answer
    x = 84,858.41

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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.