Home / 272,740.56-376,260.12-159,513.36

Finding the Fourth Proportional to 272,740.56, 376,260.12 and 159,513.36

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Solution

The fourth proportional to 272,740.56, 376,260.12 and 159,513.36 is: 220,057.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,740.56 : 376,260.12 = 159,513.36 : x
  2. Step 2: Convert to fraction form
    272,740.56/376,260.12 = 159,513.36/x
  3. Step 3: Cross multiply
    272,740.56x = 376,260.12 × 159,513.36
  4. Step 4: Simplify right side
    272,740.56x = 60,018,515,975.20
  5. Step 5: Solve for x
    x = 60,018,515,975.20/272,740.56
  6. Step 6: Final answer
    x = 220,057.17

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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.