Home / 148,528.80-222,825.60-43,339.20

Finding the Fourth Proportional to 148,528.80, 222,825.60 and 43,339.20

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Solution

The fourth proportional to 148,528.80, 222,825.60 and 43,339.20 is: 65,018.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,528.80 : 222,825.60 = 43,339.20 : x
  2. Step 2: Convert to fraction form
    148,528.80/222,825.60 = 43,339.20/x
  3. Step 3: Cross multiply
    148,528.80x = 222,825.60 × 43,339.20
  4. Step 4: Simplify right side
    148,528.80x = 9,657,083,243.52
  5. Step 5: Solve for x
    x = 9,657,083,243.52/148,528.80
  6. Step 6: Final answer
    x = 65,018.25

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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.