Home / 87,835.47-131,703.26-27,852.89

Finding the Fourth Proportional to 87,835.47, 131,703.26 and 27,852.89

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Solution

The fourth proportional to 87,835.47, 131,703.26 and 27,852.89 is: 41,763.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,835.47 : 131,703.26 = 27,852.89 : x
  2. Step 2: Convert to fraction form
    87,835.47/131,703.26 = 27,852.89/x
  3. Step 3: Cross multiply
    87,835.47x = 131,703.26 × 27,852.89
  4. Step 4: Simplify right side
    87,835.47x = 3,668,315,615.64
  5. Step 5: Solve for x
    x = 3,668,315,615.64/87,835.47
  6. Step 6: Final answer
    x = 41,763.49

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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.