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Finding the Fourth Proportional to 200,482.92, 276,617.70 and 111,058.92

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Solution

The fourth proportional to 200,482.92, 276,617.70 and 111,058.92 is: 153,234.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,482.92 : 276,617.70 = 111,058.92 : x
  2. Step 2: Convert to fraction form
    200,482.92/276,617.70 = 111,058.92/x
  3. Step 3: Cross multiply
    200,482.92x = 276,617.70 × 111,058.92
  4. Step 4: Simplify right side
    200,482.92x = 30,720,863,014.88
  5. Step 5: Solve for x
    x = 30,720,863,014.88/200,482.92
  6. Step 6: Final answer
    x = 153,234.32

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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.