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Finding the Fourth Proportional to 46,137.60, 69,060.60 and 36,223.20

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Solution

The fourth proportional to 46,137.60, 69,060.60 and 36,223.20 is: 54,220.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,137.60 : 69,060.60 = 36,223.20 : x
  2. Step 2: Convert to fraction form
    46,137.60/69,060.60 = 36,223.20/x
  3. Step 3: Cross multiply
    46,137.60x = 69,060.60 × 36,223.20
  4. Step 4: Simplify right side
    46,137.60x = 2,501,595,925.92
  5. Step 5: Solve for x
    x = 2,501,595,925.92/46,137.60
  6. Step 6: Final answer
    x = 54,220.33

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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.