Home / 134,218.64-200,889.86-98,670.54

Finding the Fourth Proportional to 134,218.64, 200,889.86 and 98,670.54

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Solution

The fourth proportional to 134,218.64, 200,889.86 and 98,670.54 is: 147,683.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,218.64 : 200,889.86 = 98,670.54 : x
  2. Step 2: Convert to fraction form
    134,218.64/200,889.86 = 98,670.54/x
  3. Step 3: Cross multiply
    134,218.64x = 200,889.86 × 98,670.54
  4. Step 4: Simplify right side
    134,218.64x = 19,821,910,966.72
  5. Step 5: Solve for x
    x = 19,821,910,966.72/134,218.64
  6. Step 6: Final answer
    x = 147,683.75

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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.