Home / 87,862.30-131,801.54-28,698.28

Finding the Fourth Proportional to 87,862.30, 131,801.54 and 28,698.28

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Solution

The fourth proportional to 87,862.30, 131,801.54 and 28,698.28 is: 43,050.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,862.30 : 131,801.54 = 28,698.28 : x
  2. Step 2: Convert to fraction form
    87,862.30/131,801.54 = 28,698.28/x
  3. Step 3: Cross multiply
    87,862.30x = 131,801.54 × 28,698.28
  4. Step 4: Simplify right side
    87,862.30x = 3,782,477,499.35
  5. Step 5: Solve for x
    x = 3,782,477,499.35/87,862.30
  6. Step 6: Final answer
    x = 43,050.06

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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.