Home / 272,853.95-376,549.79-151,995.20

Finding the Fourth Proportional to 272,853.95, 376,549.79 and 151,995.20

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Solution

The fourth proportional to 272,853.95, 376,549.79 and 151,995.20 is: 209,759.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,853.95 : 376,549.79 = 151,995.20 : x
  2. Step 2: Convert to fraction form
    272,853.95/376,549.79 = 151,995.20/x
  3. Step 3: Cross multiply
    272,853.95x = 376,549.79 × 151,995.20
  4. Step 4: Simplify right side
    272,853.95x = 57,233,757,998.28
  5. Step 5: Solve for x
    x = 57,233,757,998.28/272,853.95
  6. Step 6: Final answer
    x = 209,759.69

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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.