Home / 131,577.59-197,333.48-51,631.80

Finding the Fourth Proportional to 131,577.59, 197,333.48 and 51,631.80

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Solution

The fourth proportional to 131,577.59, 197,333.48 and 51,631.80 is: 77,434.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,577.59 : 197,333.48 = 51,631.80 : x
  2. Step 2: Convert to fraction form
    131,577.59/197,333.48 = 51,631.80/x
  3. Step 3: Cross multiply
    131,577.59x = 197,333.48 × 51,631.80
  4. Step 4: Simplify right side
    131,577.59x = 10,188,682,514.51
  5. Step 5: Solve for x
    x = 10,188,682,514.51/131,577.59
  6. Step 6: Final answer
    x = 77,434.79

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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.