Home / 178,660.69-246,573.62-103,209.19

Finding the Fourth Proportional to 178,660.69, 246,573.62 and 103,209.19

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Solution

The fourth proportional to 178,660.69, 246,573.62 and 103,209.19 is: 142,441.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,660.69 : 246,573.62 = 103,209.19 : x
  2. Step 2: Convert to fraction form
    178,660.69/246,573.62 = 103,209.19/x
  3. Step 3: Cross multiply
    178,660.69x = 246,573.62 × 103,209.19
  4. Step 4: Simplify right side
    178,660.69x = 25,448,662,850.12
  5. Step 5: Solve for x
    x = 25,448,662,850.12/178,660.69
  6. Step 6: Final answer
    x = 142,441.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.