Home / 247,984.75-342,219.09-134,807.50

Finding the Fourth Proportional to 247,984.75, 342,219.09 and 134,807.50

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Solution

The fourth proportional to 247,984.75, 342,219.09 and 134,807.50 is: 186,034.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,984.75 : 342,219.09 = 134,807.50 : x
  2. Step 2: Convert to fraction form
    247,984.75/342,219.09 = 134,807.50/x
  3. Step 3: Cross multiply
    247,984.75x = 342,219.09 × 134,807.50
  4. Step 4: Simplify right side
    247,984.75x = 46,133,699,975.18
  5. Step 5: Solve for x
    x = 46,133,699,975.18/247,984.75
  6. Step 6: Final answer
    x = 186,034.42

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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.