Home / 126,287.46-174,276.36-69,698.43

Finding the Fourth Proportional to 126,287.46, 174,276.36 and 69,698.43

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Solution

The fourth proportional to 126,287.46, 174,276.36 and 69,698.43 is: 96,183.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,287.46 : 174,276.36 = 69,698.43 : x
  2. Step 2: Convert to fraction form
    126,287.46/174,276.36 = 69,698.43/x
  3. Step 3: Cross multiply
    126,287.46x = 174,276.36 × 69,698.43
  4. Step 4: Simplify right side
    126,287.46x = 12,146,788,678.11
  5. Step 5: Solve for x
    x = 12,146,788,678.11/126,287.46
  6. Step 6: Final answer
    x = 96,183.65

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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.