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Finding the Fourth Proportional to 46,355.70, 69,533.55 and 43,245.30

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Solution

The fourth proportional to 46,355.70, 69,533.55 and 43,245.30 is: 64,867.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,355.70 : 69,533.55 = 43,245.30 : x
  2. Step 2: Convert to fraction form
    46,355.70/69,533.55 = 43,245.30/x
  3. Step 3: Cross multiply
    46,355.70x = 69,533.55 × 43,245.30
  4. Step 4: Simplify right side
    46,355.70x = 3,006,999,229.82
  5. Step 5: Solve for x
    x = 3,006,999,229.82/46,355.70
  6. Step 6: Final answer
    x = 64,867.95

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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.