Home / 84,804.01-127,206-49,724.53

Finding the Fourth Proportional to 84,804.01, 127,206 and 49,724.53

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Solution

The fourth proportional to 84,804.01, 127,206 and 49,724.53 is: 74,586.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,804.01 : 127,206 = 49,724.53 : x
  2. Step 2: Convert to fraction form
    84,804.01/127,206 = 49,724.53/x
  3. Step 3: Cross multiply
    84,804.01x = 127,206 × 49,724.53
  4. Step 4: Simplify right side
    84,804.01x = 6,325,258,563.18
  5. Step 5: Solve for x
    x = 6,325,258,563.18/84,804.01
  6. Step 6: Final answer
    x = 74,586.79

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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.