Home / 247,074.43-340,963.01-133,897.18

Finding the Fourth Proportional to 247,074.43, 340,963.01 and 133,897.18

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Solution

The fourth proportional to 247,074.43, 340,963.01 and 133,897.18 is: 184,778.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,074.43 : 340,963.01 = 133,897.18 : x
  2. Step 2: Convert to fraction form
    247,074.43/340,963.01 = 133,897.18/x
  3. Step 3: Cross multiply
    247,074.43x = 340,963.01 × 133,897.18
  4. Step 4: Simplify right side
    247,074.43x = 45,653,985,523.31
  5. Step 5: Solve for x
    x = 45,653,985,523.31/247,074.43
  6. Step 6: Final answer
    x = 184,778.27

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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.