Home / 247,028.48-340,890.18-133,848.80

Finding the Fourth Proportional to 247,028.48, 340,890.18 and 133,848.80

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Solution

The fourth proportional to 247,028.48, 340,890.18 and 133,848.80 is: 184,706.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,028.48 : 340,890.18 = 133,848.80 : x
  2. Step 2: Convert to fraction form
    247,028.48/340,890.18 = 133,848.80/x
  3. Step 3: Cross multiply
    247,028.48x = 340,890.18 × 133,848.80
  4. Step 4: Simplify right side
    247,028.48x = 45,627,741,524.78
  5. Step 5: Solve for x
    x = 45,627,741,524.78/247,028.48
  6. Step 6: Final answer
    x = 184,706.40

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1.5x scale

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.