Home / 131,980.45-197,968.62-32,140.48

Finding the Fourth Proportional to 131,980.45, 197,968.62 and 32,140.48

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Solution

The fourth proportional to 131,980.45, 197,968.62 and 32,140.48 is: 48,210.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,980.45 : 197,968.62 = 32,140.48 : x
  2. Step 2: Convert to fraction form
    131,980.45/197,968.62 = 32,140.48/x
  3. Step 3: Cross multiply
    131,980.45x = 197,968.62 × 32,140.48
  4. Step 4: Simplify right side
    131,980.45x = 6,362,805,321.19
  5. Step 5: Solve for x
    x = 6,362,805,321.19/131,980.45
  6. Step 6: Final answer
    x = 48,210.21

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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.