Home / 148,990.38-223,485.56-38,182.38

Finding the Fourth Proportional to 148,990.38, 223,485.56 and 38,182.38

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Solution

The fourth proportional to 148,990.38, 223,485.56 and 38,182.38 is: 57,273.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,990.38 : 223,485.56 = 38,182.38 : x
  2. Step 2: Convert to fraction form
    148,990.38/223,485.56 = 38,182.38/x
  3. Step 3: Cross multiply
    148,990.38x = 223,485.56 × 38,182.38
  4. Step 4: Simplify right side
    148,990.38x = 8,533,210,576.43
  5. Step 5: Solve for x
    x = 8,533,210,576.43/148,990.38
  6. Step 6: Final answer
    x = 57,273.57

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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.