Home / 131,853.58-197,758.51-47,597.60

Finding the Fourth Proportional to 131,853.58, 197,758.51 and 47,597.60

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Solution

The fourth proportional to 131,853.58, 197,758.51 and 47,597.60 is: 71,388.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,853.58 : 197,758.51 = 47,597.60 : x
  2. Step 2: Convert to fraction form
    131,853.58/197,758.51 = 47,597.60/x
  3. Step 3: Cross multiply
    131,853.58x = 197,758.51 × 47,597.60
  4. Step 4: Simplify right side
    131,853.58x = 9,412,830,455.58
  5. Step 5: Solve for x
    x = 9,412,830,455.58/131,853.58
  6. Step 6: Final answer
    x = 71,388.51

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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.