Home / 293,581.44-405,140.16-159,446.40

Finding the Fourth Proportional to 293,581.44, 405,140.16 and 159,446.40

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Solution

The fourth proportional to 293,581.44, 405,140.16 and 159,446.40 is: 220,034.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,581.44 : 405,140.16 = 159,446.40 : x
  2. Step 2: Convert to fraction form
    293,581.44/405,140.16 = 159,446.40/x
  3. Step 3: Cross multiply
    293,581.44x = 405,140.16 × 159,446.40
  4. Step 4: Simplify right side
    293,581.44x = 64,598,140,007.42
  5. Step 5: Solve for x
    x = 64,598,140,007.42/293,581.44
  6. Step 6: Final answer
    x = 220,034.82

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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.