Home / 63,749.17-87,976.97-35,454.25

Finding the Fourth Proportional to 63,749.17, 87,976.97 and 35,454.25

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Solution

The fourth proportional to 63,749.17, 87,976.97 and 35,454.25 is: 48,928.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,749.17 : 87,976.97 = 35,454.25 : x
  2. Step 2: Convert to fraction form
    63,749.17/87,976.97 = 35,454.25/x
  3. Step 3: Cross multiply
    63,749.17x = 87,976.97 × 35,454.25
  4. Step 4: Simplify right side
    63,749.17x = 3,119,157,488.62
  5. Step 5: Solve for x
    x = 3,119,157,488.62/63,749.17
  6. Step 6: Final answer
    x = 48,928.60

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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.