Home / 148,532.80-222,799.20-43,362.40

Finding the Fourth Proportional to 148,532.80, 222,799.20 and 43,362.40

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Solution

The fourth proportional to 148,532.80, 222,799.20 and 43,362.40 is: 65,043.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,532.80 : 222,799.20 = 43,362.40 : x
  2. Step 2: Convert to fraction form
    148,532.80/222,799.20 = 43,362.40/x
  3. Step 3: Cross multiply
    148,532.80x = 222,799.20 × 43,362.40
  4. Step 4: Simplify right side
    148,532.80x = 9,661,108,030.08
  5. Step 5: Solve for x
    x = 9,661,108,030.08/148,532.80
  6. Step 6: Final answer
    x = 65,043.60

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1.5x scale

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.