Home / 145,650.29-218,485.31-49,548.38

Finding the Fourth Proportional to 145,650.29, 218,485.31 and 49,548.38

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Solution

The fourth proportional to 145,650.29, 218,485.31 and 49,548.38 is: 74,325.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,650.29 : 218,485.31 = 49,548.38 : x
  2. Step 2: Convert to fraction form
    145,650.29/218,485.31 = 49,548.38/x
  3. Step 3: Cross multiply
    145,650.29x = 218,485.31 × 49,548.38
  4. Step 4: Simplify right side
    145,650.29x = 10,825,591,824.13
  5. Step 5: Solve for x
    x = 10,825,591,824.13/145,650.29
  6. Step 6: Final answer
    x = 74,325.92

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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.