Home / 126,698.04-174,842.28-70,112.52

Finding the Fourth Proportional to 126,698.04, 174,842.28 and 70,112.52

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Solution

The fourth proportional to 126,698.04, 174,842.28 and 70,112.52 is: 96,754.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,698.04 : 174,842.28 = 70,112.52 : x
  2. Step 2: Convert to fraction form
    126,698.04/174,842.28 = 70,112.52/x
  3. Step 3: Cross multiply
    126,698.04x = 174,842.28 × 70,112.52
  4. Step 4: Simplify right side
    126,698.04x = 12,258,632,853.35
  5. Step 5: Solve for x
    x = 12,258,632,853.35/126,698.04
  6. Step 6: Final answer
    x = 96,754.72

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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.