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Finding the Fourth Proportional to 46,804.80, 70,120.80 and 43,694.40

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Solution

The fourth proportional to 46,804.80, 70,120.80 and 43,694.40 is: 65,460.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,804.80 : 70,120.80 = 43,694.40 : x
  2. Step 2: Convert to fraction form
    46,804.80/70,120.80 = 43,694.40/x
  3. Step 3: Cross multiply
    46,804.80x = 70,120.80 × 43,694.40
  4. Step 4: Simplify right side
    46,804.80x = 3,063,886,283.52
  5. Step 5: Solve for x
    x = 3,063,886,283.52/46,804.80
  6. Step 6: Final answer
    x = 65,460.94

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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.