Home / 93,731.10-140,608.80-46,370.40

Finding the Fourth Proportional to 93,731.10, 140,608.80 and 46,370.40

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Solution

The fourth proportional to 93,731.10, 140,608.80 and 46,370.40 is: 69,561.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,731.10 : 140,608.80 = 46,370.40 : x
  2. Step 2: Convert to fraction form
    93,731.10/140,608.80 = 46,370.40/x
  3. Step 3: Cross multiply
    93,731.10x = 140,608.80 × 46,370.40
  4. Step 4: Simplify right side
    93,731.10x = 6,520,086,299.52
  5. Step 5: Solve for x
    x = 6,520,086,299.52/93,731.10
  6. Step 6: Final answer
    x = 69,561.61

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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.