Home / 266,829.31-368,227.36-145,968.01

Finding the Fourth Proportional to 266,829.31, 368,227.36 and 145,968.01

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Solution

The fourth proportional to 266,829.31, 368,227.36 and 145,968.01 is: 201,437.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,829.31 : 368,227.36 = 145,968.01 : x
  2. Step 2: Convert to fraction form
    266,829.31/368,227.36 = 145,968.01/x
  3. Step 3: Cross multiply
    266,829.31x = 368,227.36 × 145,968.01
  4. Step 4: Simplify right side
    266,829.31x = 53,749,412,760.70
  5. Step 5: Solve for x
    x = 53,749,412,760.70/266,829.31
  6. Step 6: Final answer
    x = 201,437.44

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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.