Home / 73,642.20-110,244.60-48,710.40

Finding the Fourth Proportional to 73,642.20, 110,244.60 and 48,710.40

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Solution

The fourth proportional to 73,642.20, 110,244.60 and 48,710.40 is: 72,920.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,642.20 : 110,244.60 = 48,710.40 : x
  2. Step 2: Convert to fraction form
    73,642.20/110,244.60 = 48,710.40/x
  3. Step 3: Cross multiply
    73,642.20x = 110,244.60 × 48,710.40
  4. Step 4: Simplify right side
    73,642.20x = 5,370,058,563.84
  5. Step 5: Solve for x
    x = 5,370,058,563.84/73,642.20
  6. Step 6: Final answer
    x = 72,920.94

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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.