Home / 208,219.04-312,327.49-50,447.51

Finding the Fourth Proportional to 208,219.04, 312,327.49 and 50,447.51

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Solution

The fourth proportional to 208,219.04, 312,327.49 and 50,447.51 is: 75,671.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,219.04 : 312,327.49 = 50,447.51 : x
  2. Step 2: Convert to fraction form
    208,219.04/312,327.49 = 50,447.51/x
  3. Step 3: Cross multiply
    208,219.04x = 312,327.49 × 50,447.51
  4. Step 4: Simplify right side
    208,219.04x = 15,756,144,175.05
  5. Step 5: Solve for x
    x = 15,756,144,175.05/208,219.04
  6. Step 6: Final answer
    x = 75,671.01

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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.