Home / 113,997.49-171,030.84-60,680.40

Finding the Fourth Proportional to 113,997.49, 171,030.84 and 60,680.40

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Solution

The fourth proportional to 113,997.49, 171,030.84 and 60,680.40 is: 91,039.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,997.49 : 171,030.84 = 60,680.40 : x
  2. Step 2: Convert to fraction form
    113,997.49/171,030.84 = 60,680.40/x
  3. Step 3: Cross multiply
    113,997.49x = 171,030.84 × 60,680.40
  4. Step 4: Simplify right side
    113,997.49x = 10,378,219,783.54
  5. Step 5: Solve for x
    x = 10,378,219,783.54/113,997.49
  6. Step 6: Final answer
    x = 91,039.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.