Home / 148,305.10-222,455.80-35,986.25

Finding the Fourth Proportional to 148,305.10, 222,455.80 and 35,986.25

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Solution

The fourth proportional to 148,305.10, 222,455.80 and 35,986.25 is: 53,978.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,305.10 : 222,455.80 = 35,986.25 : x
  2. Step 2: Convert to fraction form
    148,305.10/222,455.80 = 35,986.25/x
  3. Step 3: Cross multiply
    148,305.10x = 222,455.80 × 35,986.25
  4. Step 4: Simplify right side
    148,305.10x = 8,005,350,032.75
  5. Step 5: Solve for x
    x = 8,005,350,032.75/148,305.10
  6. Step 6: Final answer
    x = 53,978.93

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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.