Home / 180,190.02-248,660.55-99,619.56

Finding the Fourth Proportional to 180,190.02, 248,660.55 and 99,619.56

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Solution

The fourth proportional to 180,190.02, 248,660.55 and 99,619.56 is: 137,474.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,190.02 : 248,660.55 = 99,619.56 : x
  2. Step 2: Convert to fraction form
    180,190.02/248,660.55 = 99,619.56/x
  3. Step 3: Cross multiply
    180,190.02x = 248,660.55 × 99,619.56
  4. Step 4: Simplify right side
    180,190.02x = 24,771,454,580.36
  5. Step 5: Solve for x
    x = 24,771,454,580.36/180,190.02
  6. Step 6: Final answer
    x = 137,474.07

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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.