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Finding the Fourth Proportional to 200,401.99, 276,529.06 and 159,669.45

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Solution

The fourth proportional to 200,401.99, 276,529.06 and 159,669.45 is: 220,323.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,401.99 : 276,529.06 = 159,669.45 : x
  2. Step 2: Convert to fraction form
    200,401.99/276,529.06 = 159,669.45/x
  3. Step 3: Cross multiply
    200,401.99x = 276,529.06 × 159,669.45
  4. Step 4: Simplify right side
    200,401.99x = 44,153,244,345.61
  5. Step 5: Solve for x
    x = 44,153,244,345.61/200,401.99
  6. Step 6: Final answer
    x = 220,323.39

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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.