Home / 126,617.49-190,019.52-60,057.81

Finding the Fourth Proportional to 126,617.49, 190,019.52 and 60,057.81

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Solution

The fourth proportional to 126,617.49, 190,019.52 and 60,057.81 is: 90,130.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,617.49 : 190,019.52 = 60,057.81 : x
  2. Step 2: Convert to fraction form
    126,617.49/190,019.52 = 60,057.81/x
  3. Step 3: Cross multiply
    126,617.49x = 190,019.52 × 60,057.81
  4. Step 4: Simplify right side
    126,617.49x = 11,412,156,228.45
  5. Step 5: Solve for x
    x = 11,412,156,228.45/126,617.49
  6. Step 6: Final answer
    x = 90,130.96

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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.