Home / 136,333.44-204,541.92-69,820.24

Finding the Fourth Proportional to 136,333.44, 204,541.92 and 69,820.24

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Solution

The fourth proportional to 136,333.44, 204,541.92 and 69,820.24 is: 104,751.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,333.44 : 204,541.92 = 69,820.24 : x
  2. Step 2: Convert to fraction form
    136,333.44/204,541.92 = 69,820.24/x
  3. Step 3: Cross multiply
    136,333.44x = 204,541.92 × 69,820.24
  4. Step 4: Simplify right side
    136,333.44x = 14,281,165,944.46
  5. Step 5: Solve for x
    x = 14,281,165,944.46/136,333.44
  6. Step 6: Final answer
    x = 104,751.75

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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.