Home / 134,643.70-201,965.55-41,137.30

Finding the Fourth Proportional to 134,643.70, 201,965.55 and 41,137.30

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Solution

The fourth proportional to 134,643.70, 201,965.55 and 41,137.30 is: 61,705.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,643.70 : 201,965.55 = 41,137.30 : x
  2. Step 2: Convert to fraction form
    134,643.70/201,965.55 = 41,137.30/x
  3. Step 3: Cross multiply
    134,643.70x = 201,965.55 × 41,137.30
  4. Step 4: Simplify right side
    134,643.70x = 8,308,317,420.02
  5. Step 5: Solve for x
    x = 8,308,317,420.02/134,643.70
  6. Step 6: Final answer
    x = 61,705.95

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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.