Home / 114,426.20-171,639.30-35,539.80

Finding the Fourth Proportional to 114,426.20, 171,639.30 and 35,539.80

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Solution

The fourth proportional to 114,426.20, 171,639.30 and 35,539.80 is: 53,309.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,426.20 : 171,639.30 = 35,539.80 : x
  2. Step 2: Convert to fraction form
    114,426.20/171,639.30 = 35,539.80/x
  3. Step 3: Cross multiply
    114,426.20x = 171,639.30 × 35,539.80
  4. Step 4: Simplify right side
    114,426.20x = 6,100,026,394.14
  5. Step 5: Solve for x
    x = 6,100,026,394.14/114,426.20
  6. Step 6: Final answer
    x = 53,309.70

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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.