Home / 140,576.55-210,631.55-98,936.07

Finding the Fourth Proportional to 140,576.55, 210,631.55 and 98,936.07

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Solution

The fourth proportional to 140,576.55, 210,631.55 and 98,936.07 is: 148,239.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,576.55 : 210,631.55 = 98,936.07 : x
  2. Step 2: Convert to fraction form
    140,576.55/210,631.55 = 98,936.07/x
  3. Step 3: Cross multiply
    140,576.55x = 210,631.55 × 98,936.07
  4. Step 4: Simplify right side
    140,576.55x = 20,839,057,280.33
  5. Step 5: Solve for x
    x = 20,839,057,280.33/140,576.55
  6. Step 6: Final answer
    x = 148,239.93

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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.