Home / 157,202.92-234,803.41-135,080.68

Finding the Fourth Proportional to 157,202.92, 234,803.41 and 135,080.68

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Solution

The fourth proportional to 157,202.92, 234,803.41 and 135,080.68 is: 201,760.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,202.92 : 234,803.41 = 135,080.68 : x
  2. Step 2: Convert to fraction form
    157,202.92/234,803.41 = 135,080.68/x
  3. Step 3: Cross multiply
    157,202.92x = 234,803.41 × 135,080.68
  4. Step 4: Simplify right side
    157,202.92x = 31,717,404,289.12
  5. Step 5: Solve for x
    x = 31,717,404,289.12/157,202.92
  6. Step 6: Final answer
    x = 201,760.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.