Home / 131,126.01-196,683.93-37,631.76

Finding the Fourth Proportional to 131,126.01, 196,683.93 and 37,631.76

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Solution

The fourth proportional to 131,126.01, 196,683.93 and 37,631.76 is: 56,446.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,126.01 : 196,683.93 = 37,631.76 : x
  2. Step 2: Convert to fraction form
    131,126.01/196,683.93 = 37,631.76/x
  3. Step 3: Cross multiply
    131,126.01x = 196,683.93 × 37,631.76
  4. Step 4: Simplify right side
    131,126.01x = 7,401,562,449.62
  5. Step 5: Solve for x
    x = 7,401,562,449.62/131,126.01
  6. Step 6: Final answer
    x = 56,446.18

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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.