Home / 140,422.02-193,724.37-98,005.38

Finding the Fourth Proportional to 140,422.02, 193,724.37 and 98,005.38

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Solution

The fourth proportional to 140,422.02, 193,724.37 and 98,005.38 is: 135,206.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,422.02 : 193,724.37 = 98,005.38 : x
  2. Step 2: Convert to fraction form
    140,422.02/193,724.37 = 98,005.38/x
  3. Step 3: Cross multiply
    140,422.02x = 193,724.37 × 98,005.38
  4. Step 4: Simplify right side
    140,422.02x = 18,986,030,497.11
  5. Step 5: Solve for x
    x = 18,986,030,497.11/140,422.02
  6. Step 6: Final answer
    x = 135,206.93

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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.