Home / 242,979.99-335,270.86-140,982.06

Finding the Fourth Proportional to 242,979.99, 335,270.86 and 140,982.06

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Solution

The fourth proportional to 242,979.99, 335,270.86 and 140,982.06 is: 194,531.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,979.99 : 335,270.86 = 140,982.06 : x
  2. Step 2: Convert to fraction form
    242,979.99/335,270.86 = 140,982.06/x
  3. Step 3: Cross multiply
    242,979.99x = 335,270.86 × 140,982.06
  4. Step 4: Simplify right side
    242,979.99x = 47,267,177,405.58
  5. Step 5: Solve for x
    x = 47,267,177,405.58/242,979.99
  6. Step 6: Final answer
    x = 194,531.16

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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.