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Finding the Fourth Proportional to 200,762.70, 277,053.94 and 110,119.34

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Solution

The fourth proportional to 200,762.70, 277,053.94 and 110,119.34 is: 151,965.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,762.70 : 277,053.94 = 110,119.34 : x
  2. Step 2: Convert to fraction form
    200,762.70/277,053.94 = 110,119.34/x
  3. Step 3: Cross multiply
    200,762.70x = 277,053.94 × 110,119.34
  4. Step 4: Simplify right side
    200,762.70x = 30,508,997,017.20
  5. Step 5: Solve for x
    x = 30,508,997,017.20/200,762.70
  6. Step 6: Final answer
    x = 151,965.46

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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.