Home / 134,649.66-200,385.06-130,164.88

Finding the Fourth Proportional to 134,649.66, 200,385.06 and 130,164.88

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Solution

The fourth proportional to 134,649.66, 200,385.06 and 130,164.88 is: 193,710.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,649.66 : 200,385.06 = 130,164.88 : x
  2. Step 2: Convert to fraction form
    134,649.66/200,385.06 = 130,164.88/x
  3. Step 3: Cross multiply
    134,649.66x = 200,385.06 × 130,164.88
  4. Step 4: Simplify right side
    134,649.66x = 26,083,097,288.69
  5. Step 5: Solve for x
    x = 26,083,097,288.69/134,649.66
  6. Step 6: Final answer
    x = 193,710.83

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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.