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Finding the Fourth Proportional to 266,877.31, 368,287.41 and 146,016.86

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Solution

The fourth proportional to 266,877.31, 368,287.41 and 146,016.86 is: 201,501.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,877.31 : 368,287.41 = 146,016.86 : x
  2. Step 2: Convert to fraction form
    266,877.31/368,287.41 = 146,016.86/x
  3. Step 3: Cross multiply
    266,877.31x = 368,287.41 × 146,016.86
  4. Step 4: Simplify right side
    266,877.31x = 53,776,168,614.21
  5. Step 5: Solve for x
    x = 53,776,168,614.21/266,877.31
  6. Step 6: Final answer
    x = 201,501.46

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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.