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Finding the Fourth Proportional to 266,951.66, 368,388.36 and 146,090.52

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Solution

The fourth proportional to 266,951.66, 368,388.36 and 146,090.52 is: 201,602.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,951.66 : 368,388.36 = 146,090.52 : x
  2. Step 2: Convert to fraction form
    266,951.66/368,388.36 = 146,090.52/x
  3. Step 3: Cross multiply
    266,951.66x = 368,388.36 × 146,090.52
  4. Step 4: Simplify right side
    266,951.66x = 53,818,047,485.23
  5. Step 5: Solve for x
    x = 53,818,047,485.23/266,951.66
  6. Step 6: Final answer
    x = 201,602.22

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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.