Home / 266,858.48-368,263.20-145,997.52

Finding the Fourth Proportional to 266,858.48, 368,263.20 and 145,997.52

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Solution

The fourth proportional to 266,858.48, 368,263.20 and 145,997.52 is: 201,475.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,858.48 : 368,263.20 = 145,997.52 : x
  2. Step 2: Convert to fraction form
    266,858.48/368,263.20 = 145,997.52/x
  3. Step 3: Cross multiply
    266,858.48x = 368,263.20 × 145,997.52
  4. Step 4: Simplify right side
    266,858.48x = 53,765,513,907.26
  5. Step 5: Solve for x
    x = 53,765,513,907.26/266,858.48
  6. Step 6: Final answer
    x = 201,475.76

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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.