Home / 247,007.20-340,870.26-133,829.86

Finding the Fourth Proportional to 247,007.20, 340,870.26 and 133,829.86

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Solution

The fourth proportional to 247,007.20, 340,870.26 and 133,829.86 is: 184,685.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,007.20 : 340,870.26 = 133,829.86 : x
  2. Step 2: Convert to fraction form
    247,007.20/340,870.26 = 133,829.86/x
  3. Step 3: Cross multiply
    247,007.20x = 340,870.26 × 133,829.86
  4. Step 4: Simplify right side
    247,007.20x = 45,618,619,173.96
  5. Step 5: Solve for x
    x = 45,618,619,173.96/247,007.20
  6. Step 6: Final answer
    x = 184,685.38

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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.