Home / 130,803.42-196,164.90-42,033.09

Finding the Fourth Proportional to 130,803.42, 196,164.90 and 42,033.09

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Solution

The fourth proportional to 130,803.42, 196,164.90 and 42,033.09 is: 63,036.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,803.42 : 196,164.90 = 42,033.09 : x
  2. Step 2: Convert to fraction form
    130,803.42/196,164.90 = 42,033.09/x
  3. Step 3: Cross multiply
    130,803.42x = 196,164.90 × 42,033.09
  4. Step 4: Simplify right side
    130,803.42x = 8,245,416,896.54
  5. Step 5: Solve for x
    x = 8,245,416,896.54/130,803.42
  6. Step 6: Final answer
    x = 63,036.71

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1.5x scale

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.