Home / 148,386.24-222,300.48-73,419.36

Finding the Fourth Proportional to 148,386.24, 222,300.48 and 73,419.36

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Solution

The fourth proportional to 148,386.24, 222,300.48 and 73,419.36 is: 109,991.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,386.24 : 222,300.48 = 73,419.36 : x
  2. Step 2: Convert to fraction form
    148,386.24/222,300.48 = 73,419.36/x
  3. Step 3: Cross multiply
    148,386.24x = 222,300.48 × 73,419.36
  4. Step 4: Simplify right side
    148,386.24x = 16,321,158,969.29
  5. Step 5: Solve for x
    x = 16,321,158,969.29/148,386.24
  6. Step 6: Final answer
    x = 109,991.05

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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.