Home / 131,344.80-197,021.52-42,599.04

Finding the Fourth Proportional to 131,344.80, 197,021.52 and 42,599.04

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Solution

The fourth proportional to 131,344.80, 197,021.52 and 42,599.04 is: 63,899.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,344.80 : 197,021.52 = 42,599.04 : x
  2. Step 2: Convert to fraction form
    131,344.80/197,021.52 = 42,599.04/x
  3. Step 3: Cross multiply
    131,344.80x = 197,021.52 × 42,599.04
  4. Step 4: Simplify right side
    131,344.80x = 8,392,927,611.34
  5. Step 5: Solve for x
    x = 8,392,927,611.34/131,344.80
  6. Step 6: Final answer
    x = 63,899.96

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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.