Home / 147,983.47-222,008.07-69,054.64

Finding the Fourth Proportional to 147,983.47, 222,008.07 and 69,054.64

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Solution

The fourth proportional to 147,983.47, 222,008.07 and 69,054.64 is: 103,597.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,983.47 : 222,008.07 = 69,054.64 : x
  2. Step 2: Convert to fraction form
    147,983.47/222,008.07 = 69,054.64/x
  3. Step 3: Cross multiply
    147,983.47x = 222,008.07 × 69,054.64
  4. Step 4: Simplify right side
    147,983.47x = 15,330,687,054.88
  5. Step 5: Solve for x
    x = 15,330,687,054.88/147,983.47
  6. Step 6: Final answer
    x = 103,597.30

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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.