Home / 118,268.43-177,359.05-93,017.32

Finding the Fourth Proportional to 118,268.43, 177,359.05 and 93,017.32

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Solution

The fourth proportional to 118,268.43, 177,359.05 and 93,017.32 is: 139,491.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,268.43 : 177,359.05 = 93,017.32 : x
  2. Step 2: Convert to fraction form
    118,268.43/177,359.05 = 93,017.32/x
  3. Step 3: Cross multiply
    118,268.43x = 177,359.05 × 93,017.32
  4. Step 4: Simplify right side
    118,268.43x = 16,497,463,181.62
  5. Step 5: Solve for x
    x = 16,497,463,181.62/118,268.43
  6. Step 6: Final answer
    x = 139,491.69

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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.