Home / 126,575.14-174,634.23-84,140.86

Finding the Fourth Proportional to 126,575.14, 174,634.23 and 84,140.86

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Solution

The fourth proportional to 126,575.14, 174,634.23 and 84,140.86 is: 116,088.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,575.14 : 174,634.23 = 84,140.86 : x
  2. Step 2: Convert to fraction form
    126,575.14/174,634.23 = 84,140.86/x
  3. Step 3: Cross multiply
    126,575.14x = 174,634.23 × 84,140.86
  4. Step 4: Simplify right side
    126,575.14x = 14,693,874,297.64
  5. Step 5: Solve for x
    x = 14,693,874,297.64/126,575.14
  6. Step 6: Final answer
    x = 116,088.15

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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.