Home / 256,669.19-384,732.28-96,675.89

Finding the Fourth Proportional to 256,669.19, 384,732.28 and 96,675.89

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Solution

The fourth proportional to 256,669.19, 384,732.28 and 96,675.89 is: 144,911.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,669.19 : 384,732.28 = 96,675.89 : x
  2. Step 2: Convert to fraction form
    256,669.19/384,732.28 = 96,675.89/x
  3. Step 3: Cross multiply
    256,669.19x = 384,732.28 × 96,675.89
  4. Step 4: Simplify right side
    256,669.19x = 37,194,336,542.56
  5. Step 5: Solve for x
    x = 37,194,336,542.56/256,669.19
  6. Step 6: Final answer
    x = 144,911.58

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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.