Home / 118,653.75-178,024.38-62,491.59

Finding the Fourth Proportional to 118,653.75, 178,024.38 and 62,491.59

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Solution

The fourth proportional to 118,653.75, 178,024.38 and 62,491.59 is: 93,760.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,653.75 : 178,024.38 = 62,491.59 : x
  2. Step 2: Convert to fraction form
    118,653.75/178,024.38 = 62,491.59/x
  3. Step 3: Cross multiply
    118,653.75x = 178,024.38 × 62,491.59
  4. Step 4: Simplify right side
    118,653.75x = 11,125,026,564.96
  5. Step 5: Solve for x
    x = 11,125,026,564.96/118,653.75
  6. Step 6: Final answer
    x = 93,760.43

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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.