Home / 49,574.40-74,145.60-44,347.20

Finding the Fourth Proportional to 49,574.40, 74,145.60 and 44,347.20

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Solution

The fourth proportional to 49,574.40, 74,145.60 and 44,347.20 is: 66,327.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,574.40 : 74,145.60 = 44,347.20 : x
  2. Step 2: Convert to fraction form
    49,574.40/74,145.60 = 44,347.20/x
  3. Step 3: Cross multiply
    49,574.40x = 74,145.60 × 44,347.20
  4. Step 4: Simplify right side
    49,574.40x = 3,288,149,752.32
  5. Step 5: Solve for x
    x = 3,288,149,752.32/49,574.40
  6. Step 6: Final answer
    x = 66,327.58

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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.