Home / 126,901.87-175,059.07-86,052.18

Finding the Fourth Proportional to 126,901.87, 175,059.07 and 86,052.18

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Solution

The fourth proportional to 126,901.87, 175,059.07 and 86,052.18 is: 118,707.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,901.87 : 175,059.07 = 86,052.18 : x
  2. Step 2: Convert to fraction form
    126,901.87/175,059.07 = 86,052.18/x
  3. Step 3: Cross multiply
    126,901.87x = 175,059.07 × 86,052.18
  4. Step 4: Simplify right side
    126,901.87x = 15,064,214,551.26
  5. Step 5: Solve for x
    x = 15,064,214,551.26/126,901.87
  6. Step 6: Final answer
    x = 118,707.59

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1.5x scale

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.