Home / 84,235.14-126,246.60-73,680.03

Finding the Fourth Proportional to 84,235.14, 126,246.60 and 73,680.03

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Solution

The fourth proportional to 84,235.14, 126,246.60 and 73,680.03 is: 110,427.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,235.14 : 126,246.60 = 73,680.03 : x
  2. Step 2: Convert to fraction form
    84,235.14/126,246.60 = 73,680.03/x
  3. Step 3: Cross multiply
    84,235.14x = 126,246.60 × 73,680.03
  4. Step 4: Simplify right side
    84,235.14x = 9,301,853,275.40
  5. Step 5: Solve for x
    x = 9,301,853,275.40/84,235.14
  6. Step 6: Final answer
    x = 110,427.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.