Home / 126,210.77-174,171.43-68,849.91

Finding the Fourth Proportional to 126,210.77, 174,171.43 and 68,849.91

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Solution

The fourth proportional to 126,210.77, 174,171.43 and 68,849.91 is: 95,013.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,210.77 : 174,171.43 = 68,849.91 : x
  2. Step 2: Convert to fraction form
    126,210.77/174,171.43 = 68,849.91/x
  3. Step 3: Cross multiply
    126,210.77x = 174,171.43 × 68,849.91
  4. Step 4: Simplify right side
    126,210.77x = 11,991,686,672.52
  5. Step 5: Solve for x
    x = 11,991,686,672.52/126,210.77
  6. Step 6: Final answer
    x = 95,013.18

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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.