Home / 98,035.53-135,283.53-55,011.02

Finding the Fourth Proportional to 98,035.53, 135,283.53 and 55,011.02

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Solution

The fourth proportional to 98,035.53, 135,283.53 and 55,011.02 is: 75,912.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,035.53 : 135,283.53 = 55,011.02 : x
  2. Step 2: Convert to fraction form
    98,035.53/135,283.53 = 55,011.02/x
  3. Step 3: Cross multiply
    98,035.53x = 135,283.53 × 55,011.02
  4. Step 4: Simplify right side
    98,035.53x = 7,442,084,504.37
  5. Step 5: Solve for x
    x = 7,442,084,504.37/98,035.53
  6. Step 6: Final answer
    x = 75,912.11

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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.