Home / 131,810.90-197,675.44-47,560.12

Finding the Fourth Proportional to 131,810.90, 197,675.44 and 47,560.12

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Solution

The fourth proportional to 131,810.90, 197,675.44 and 47,560.12 is: 71,325.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,810.90 : 197,675.44 = 47,560.12 : x
  2. Step 2: Convert to fraction form
    131,810.90/197,675.44 = 47,560.12/x
  3. Step 3: Cross multiply
    131,810.90x = 197,675.44 × 47,560.12
  4. Step 4: Simplify right side
    131,810.90x = 9,401,467,034.36
  5. Step 5: Solve for x
    x = 9,401,467,034.36/131,810.90
  6. Step 6: Final answer
    x = 71,325.42

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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.