Home / 147,984.31-222,009.35-69,055.48

Finding the Fourth Proportional to 147,984.31, 222,009.35 and 69,055.48

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Solution

The fourth proportional to 147,984.31, 222,009.35 and 69,055.48 is: 103,598.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,984.31 : 222,009.35 = 69,055.48 : x
  2. Step 2: Convert to fraction form
    147,984.31/222,009.35 = 69,055.48/x
  3. Step 3: Cross multiply
    147,984.31x = 222,009.35 × 69,055.48
  4. Step 4: Simplify right side
    147,984.31x = 15,330,962,160.97
  5. Step 5: Solve for x
    x = 15,330,962,160.97/147,984.31
  6. Step 6: Final answer
    x = 103,598.56

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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.