Home / 242,533.14-334,651.32-135,100.50

Finding the Fourth Proportional to 242,533.14, 334,651.32 and 135,100.50

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Solution

The fourth proportional to 242,533.14, 334,651.32 and 135,100.50 is: 186,413.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,533.14 : 334,651.32 = 135,100.50 : x
  2. Step 2: Convert to fraction form
    242,533.14/334,651.32 = 135,100.50/x
  3. Step 3: Cross multiply
    242,533.14x = 334,651.32 × 135,100.50
  4. Step 4: Simplify right side
    242,533.14x = 45,211,560,657.66
  5. Step 5: Solve for x
    x = 45,211,560,657.66/242,533.14
  6. Step 6: Final answer
    x = 186,413.95

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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.