Home / 266,708.72-368,058.02-145,850.10

Finding the Fourth Proportional to 266,708.72, 368,058.02 and 145,850.10

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Solution

The fourth proportional to 266,708.72, 368,058.02 and 145,850.10 is: 201,273.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,708.72 : 368,058.02 = 145,850.10 : x
  2. Step 2: Convert to fraction form
    266,708.72/368,058.02 = 145,850.10/x
  3. Step 3: Cross multiply
    266,708.72x = 368,058.02 × 145,850.10
  4. Step 4: Simplify right side
    266,708.72x = 53,681,299,022.80
  5. Step 5: Solve for x
    x = 53,681,299,022.80/266,708.72
  6. Step 6: Final answer
    x = 201,273.13

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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.