Home / 48,876.80-73,315.20-46,009.60

Finding the Fourth Proportional to 48,876.80, 73,315.20 and 46,009.60

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Solution

The fourth proportional to 48,876.80, 73,315.20 and 46,009.60 is: 69,014.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,876.80 : 73,315.20 = 46,009.60 : x
  2. Step 2: Convert to fraction form
    48,876.80/73,315.20 = 46,009.60/x
  3. Step 3: Cross multiply
    48,876.80x = 73,315.20 × 46,009.60
  4. Step 4: Simplify right side
    48,876.80x = 3,373,203,025.92
  5. Step 5: Solve for x
    x = 3,373,203,025.92/48,876.80
  6. Step 6: Final answer
    x = 69,014.40

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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.