Home / 197,271.90-296,029.35-85,005.90

Finding the Fourth Proportional to 197,271.90, 296,029.35 and 85,005.90

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Solution

The fourth proportional to 197,271.90, 296,029.35 and 85,005.90 is: 127,561.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,271.90 : 296,029.35 = 85,005.90 : x
  2. Step 2: Convert to fraction form
    197,271.90/296,029.35 = 85,005.90/x
  3. Step 3: Cross multiply
    197,271.90x = 296,029.35 × 85,005.90
  4. Step 4: Simplify right side
    197,271.90x = 25,164,241,323.17
  5. Step 5: Solve for x
    x = 25,164,241,323.17/197,271.90
  6. Step 6: Final answer
    x = 127,561.21

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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.