Home / 131,744.52-197,813.61-129,776.22

Finding the Fourth Proportional to 131,744.52, 197,813.61 and 129,776.22

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Solution

The fourth proportional to 131,744.52, 197,813.61 and 129,776.22 is: 194,858.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,744.52 : 197,813.61 = 129,776.22 : x
  2. Step 2: Convert to fraction form
    131,744.52/197,813.61 = 129,776.22/x
  3. Step 3: Cross multiply
    131,744.52x = 197,813.61 × 129,776.22
  4. Step 4: Simplify right side
    131,744.52x = 25,671,502,570.35
  5. Step 5: Solve for x
    x = 25,671,502,570.35/131,744.52
  6. Step 6: Final answer
    x = 194,858.22

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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.