Home / 141,171.24-211,783.95-56,939.91

Finding the Fourth Proportional to 141,171.24, 211,783.95 and 56,939.91

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Solution

The fourth proportional to 141,171.24, 211,783.95 and 56,939.91 is: 85,420.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,171.24 : 211,783.95 = 56,939.91 : x
  2. Step 2: Convert to fraction form
    141,171.24/211,783.95 = 56,939.91/x
  3. Step 3: Cross multiply
    141,171.24x = 211,783.95 × 56,939.91
  4. Step 4: Simplify right side
    141,171.24x = 12,058,959,052.44
  5. Step 5: Solve for x
    x = 12,058,959,052.44/141,171.24
  6. Step 6: Final answer
    x = 85,420.79

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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.