Home / 209,962.98-289,752.93-114,473.70

Finding the Fourth Proportional to 209,962.98, 289,752.93 and 114,473.70

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Solution

The fourth proportional to 209,962.98, 289,752.93 and 114,473.70 is: 157,975.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,962.98 : 289,752.93 = 114,473.70 : x
  2. Step 2: Convert to fraction form
    209,962.98/289,752.93 = 114,473.70/x
  3. Step 3: Cross multiply
    209,962.98x = 289,752.93 × 114,473.70
  4. Step 4: Simplify right side
    209,962.98x = 33,169,089,982.94
  5. Step 5: Solve for x
    x = 33,169,089,982.94/209,962.98
  6. Step 6: Final answer
    x = 157,975.90

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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.