Home / 74,363.40-111,399.30-44,693.10

Finding the Fourth Proportional to 74,363.40, 111,399.30 and 44,693.10

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Solution

The fourth proportional to 74,363.40, 111,399.30 and 44,693.10 is: 66,952.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,363.40 : 111,399.30 = 44,693.10 : x
  2. Step 2: Convert to fraction form
    74,363.40/111,399.30 = 44,693.10/x
  3. Step 3: Cross multiply
    74,363.40x = 111,399.30 × 44,693.10
  4. Step 4: Simplify right side
    74,363.40x = 4,978,780,054.83
  5. Step 5: Solve for x
    x = 4,978,780,054.83/74,363.40
  6. Step 6: Final answer
    x = 66,952.02

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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.