Home / 255,220.38-382,916.43-113,045.94

Finding the Fourth Proportional to 255,220.38, 382,916.43 and 113,045.94

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Solution

The fourth proportional to 255,220.38, 382,916.43 and 113,045.94 is: 169,606.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,220.38 : 382,916.43 = 113,045.94 : x
  2. Step 2: Convert to fraction form
    255,220.38/382,916.43 = 113,045.94/x
  3. Step 3: Cross multiply
    255,220.38x = 382,916.43 × 113,045.94
  4. Step 4: Simplify right side
    255,220.38x = 43,287,147,770.79
  5. Step 5: Solve for x
    x = 43,287,147,770.79/255,220.38
  6. Step 6: Final answer
    x = 169,606.94

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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.