Home / 87,420.30-131,130.48-37,468.01

Finding the Fourth Proportional to 87,420.30, 131,130.48 and 37,468.01

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Solution

The fourth proportional to 87,420.30, 131,130.48 and 37,468.01 is: 56,202.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,420.30 : 131,130.48 = 37,468.01 : x
  2. Step 2: Convert to fraction form
    87,420.30/131,130.48 = 37,468.01/x
  3. Step 3: Cross multiply
    87,420.30x = 131,130.48 × 37,468.01
  4. Step 4: Simplify right side
    87,420.30x = 4,913,197,480.29
  5. Step 5: Solve for x
    x = 4,913,197,480.29/87,420.30
  6. Step 6: Final answer
    x = 56,202.02

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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.