Home / 87,525.40-131,288.10-37,629.40

Finding the Fourth Proportional to 87,525.40, 131,288.10 and 37,629.40

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Solution

The fourth proportional to 87,525.40, 131,288.10 and 37,629.40 is: 56,444.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,525.40 : 131,288.10 = 37,629.40 : x
  2. Step 2: Convert to fraction form
    87,525.40/131,288.10 = 37,629.40/x
  3. Step 3: Cross multiply
    87,525.40x = 131,288.10 × 37,629.40
  4. Step 4: Simplify right side
    87,525.40x = 4,940,292,430.14
  5. Step 5: Solve for x
    x = 4,940,292,430.14/87,525.40
  6. Step 6: Final answer
    x = 56,444.10

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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.