Home / 247,924.94-342,135.09-140,515.29

Finding the Fourth Proportional to 247,924.94, 342,135.09 and 140,515.29

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Solution

The fourth proportional to 247,924.94, 342,135.09 and 140,515.29 is: 193,910.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,924.94 : 342,135.09 = 140,515.29 : x
  2. Step 2: Convert to fraction form
    247,924.94/342,135.09 = 140,515.29/x
  3. Step 3: Cross multiply
    247,924.94x = 342,135.09 × 140,515.29
  4. Step 4: Simplify right side
    247,924.94x = 48,075,211,390.53
  5. Step 5: Solve for x
    x = 48,075,211,390.53/247,924.94
  6. Step 6: Final answer
    x = 193,910.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.