Home / 87,594.44-120,880.28-47,308.20

Finding the Fourth Proportional to 87,594.44, 120,880.28 and 47,308.20

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Solution

The fourth proportional to 87,594.44, 120,880.28 and 47,308.20 is: 65,285.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,594.44 : 120,880.28 = 47,308.20 : x
  2. Step 2: Convert to fraction form
    87,594.44/120,880.28 = 47,308.20/x
  3. Step 3: Cross multiply
    87,594.44x = 120,880.28 × 47,308.20
  4. Step 4: Simplify right side
    87,594.44x = 5,718,628,462.30
  5. Step 5: Solve for x
    x = 5,718,628,462.30/87,594.44
  6. Step 6: Final answer
    x = 65,285.29

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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.