Home / 131,405.53-197,122.04-60,316.03

Finding the Fourth Proportional to 131,405.53, 197,122.04 and 60,316.03

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Solution

The fourth proportional to 131,405.53, 197,122.04 and 60,316.03 is: 90,480.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,405.53 : 197,122.04 = 60,316.03 : x
  2. Step 2: Convert to fraction form
    131,405.53/197,122.04 = 60,316.03/x
  3. Step 3: Cross multiply
    131,405.53x = 197,122.04 × 60,316.03
  4. Step 4: Simplify right side
    131,405.53x = 11,889,618,878.30
  5. Step 5: Solve for x
    x = 11,889,618,878.30/131,405.53
  6. Step 6: Final answer
    x = 90,480.35

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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.