Home / 131,809.59-197,673.48-47,558.84

Finding the Fourth Proportional to 131,809.59, 197,673.48 and 47,558.84

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Solution

The fourth proportional to 131,809.59, 197,673.48 and 47,558.84 is: 71,323.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,809.59 : 197,673.48 = 47,558.84 : x
  2. Step 2: Convert to fraction form
    131,809.59/197,673.48 = 47,558.84/x
  3. Step 3: Cross multiply
    131,809.59x = 197,673.48 × 47,558.84
  4. Step 4: Simplify right side
    131,809.59x = 9,401,120,419.20
  5. Step 5: Solve for x
    x = 9,401,120,419.20/131,809.59
  6. Step 6: Final answer
    x = 71,323.49

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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.