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Finding the Fourth Proportional to 93,917.95, 140,830.84 and 46,478.23

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Solution

The fourth proportional to 93,917.95, 140,830.84 and 46,478.23 is: 69,694.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,917.95 : 140,830.84 = 46,478.23 : x
  2. Step 2: Convert to fraction form
    93,917.95/140,830.84 = 46,478.23/x
  3. Step 3: Cross multiply
    93,917.95x = 140,830.84 × 46,478.23
  4. Step 4: Simplify right side
    93,917.95x = 6,545,568,172.61
  5. Step 5: Solve for x
    x = 6,545,568,172.61/93,917.95
  6. Step 6: Final answer
    x = 69,694.54

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1.5x scale

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.