Home / 334,559.16-501,892.61-109,866.78

Finding the Fourth Proportional to 334,559.16, 501,892.61 and 109,866.78

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Solution

The fourth proportional to 334,559.16, 501,892.61 and 109,866.78 is: 164,817.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,559.16 : 501,892.61 = 109,866.78 : x
  2. Step 2: Convert to fraction form
    334,559.16/501,892.61 = 109,866.78/x
  3. Step 3: Cross multiply
    334,559.16x = 501,892.61 × 109,866.78
  4. Step 4: Simplify right side
    334,559.16x = 55,141,324,417.16
  5. Step 5: Solve for x
    x = 55,141,324,417.16/334,559.16
  6. Step 6: Final answer
    x = 164,817.86

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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.