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Finding the Fourth Proportional to 131,852.58, 197,757 and 47,596.58

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Solution

The fourth proportional to 131,852.58, 197,757 and 47,596.58 is: 71,386.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,852.58 : 197,757 = 47,596.58 : x
  2. Step 2: Convert to fraction form
    131,852.58/197,757 = 47,596.58/x
  3. Step 3: Cross multiply
    131,852.58x = 197,757 × 47,596.58
  4. Step 4: Simplify right side
    131,852.58x = 9,412,556,871.06
  5. Step 5: Solve for x
    x = 9,412,556,871.06/131,852.58
  6. Step 6: Final answer
    x = 71,386.98

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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.