Home / 200,650.61-276,802.44-120,061.91

Finding the Fourth Proportional to 200,650.61, 276,802.44 and 120,061.91

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Solution

The fourth proportional to 200,650.61, 276,802.44 and 120,061.91 is: 165,628.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,650.61 : 276,802.44 = 120,061.91 : x
  2. Step 2: Convert to fraction form
    200,650.61/276,802.44 = 120,061.91/x
  3. Step 3: Cross multiply
    200,650.61x = 276,802.44 × 120,061.91
  4. Step 4: Simplify right side
    200,650.61x = 33,233,429,639.06
  5. Step 5: Solve for x
    x = 33,233,429,639.06/200,650.61
  6. Step 6: Final answer
    x = 165,628.35

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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.