Home / 131,851.59-197,755.51-47,595.59

Finding the Fourth Proportional to 131,851.59, 197,755.51 and 47,595.59

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Solution

The fourth proportional to 131,851.59, 197,755.51 and 47,595.59 is: 71,385.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,851.59 : 197,755.51 = 47,595.59 : x
  2. Step 2: Convert to fraction form
    131,851.59/197,755.51 = 47,595.59/x
  3. Step 3: Cross multiply
    131,851.59x = 197,755.51 × 47,595.59
  4. Step 4: Simplify right side
    131,851.59x = 9,412,289,936.22
  5. Step 5: Solve for x
    x = 9,412,289,936.22/131,851.59
  6. Step 6: Final answer
    x = 71,385.49

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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.