Home / 131,468.20-197,202.30-37,983.40

Finding the Fourth Proportional to 131,468.20, 197,202.30 and 37,983.40

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Solution

The fourth proportional to 131,468.20, 197,202.30 and 37,983.40 is: 56,975.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,468.20 : 197,202.30 = 37,983.40 : x
  2. Step 2: Convert to fraction form
    131,468.20/197,202.30 = 37,983.40/x
  3. Step 3: Cross multiply
    131,468.20x = 197,202.30 × 37,983.40
  4. Step 4: Simplify right side
    131,468.20x = 7,490,413,841.82
  5. Step 5: Solve for x
    x = 7,490,413,841.82/131,468.20
  6. Step 6: Final answer
    x = 56,975.10

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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.