Home / 147,983.16-222,007.61-69,054.33

Finding the Fourth Proportional to 147,983.16, 222,007.61 and 69,054.33

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Solution

The fourth proportional to 147,983.16, 222,007.61 and 69,054.33 is: 103,596.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,983.16 : 222,007.61 = 69,054.33 : x
  2. Step 2: Convert to fraction form
    147,983.16/222,007.61 = 69,054.33/x
  3. Step 3: Cross multiply
    147,983.16x = 222,007.61 × 69,054.33
  4. Step 4: Simplify right side
    147,983.16x = 15,330,586,763.45
  5. Step 5: Solve for x
    x = 15,330,586,763.45/147,983.16
  6. Step 6: Final answer
    x = 103,596.83

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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.