Home / 131,336.94-196,985.82-36,557.22

Finding the Fourth Proportional to 131,336.94, 196,985.82 and 36,557.22

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Solution

The fourth proportional to 131,336.94, 196,985.82 and 36,557.22 is: 54,830.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,336.94 : 196,985.82 = 36,557.22 : x
  2. Step 2: Convert to fraction form
    131,336.94/196,985.82 = 36,557.22/x
  3. Step 3: Cross multiply
    131,336.94x = 196,985.82 × 36,557.22
  4. Step 4: Simplify right side
    131,336.94x = 7,201,254,834.41
  5. Step 5: Solve for x
    x = 7,201,254,834.41/131,336.94
  6. Step 6: Final answer
    x = 54,830.38

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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.