Home / 131,694.62-197,573.40-42,948.23

Finding the Fourth Proportional to 131,694.62, 197,573.40 and 42,948.23

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Solution

The fourth proportional to 131,694.62, 197,573.40 and 42,948.23 is: 64,432.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,694.62 : 197,573.40 = 42,948.23 : x
  2. Step 2: Convert to fraction form
    131,694.62/197,573.40 = 42,948.23/x
  3. Step 3: Cross multiply
    131,694.62x = 197,573.40 × 42,948.23
  4. Step 4: Simplify right side
    131,694.62x = 8,485,426,837.22
  5. Step 5: Solve for x
    x = 8,485,426,837.22/131,694.62
  6. Step 6: Final answer
    x = 64,432.60

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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.