Home / 93,917.07-140,881.21-30,743.75

Finding the Fourth Proportional to 93,917.07, 140,881.21 and 30,743.75

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Solution

The fourth proportional to 93,917.07, 140,881.21 and 30,743.75 is: 46,117.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,917.07 : 140,881.21 = 30,743.75 : x
  2. Step 2: Convert to fraction form
    93,917.07/140,881.21 = 30,743.75/x
  3. Step 3: Cross multiply
    93,917.07x = 140,881.21 × 30,743.75
  4. Step 4: Simplify right side
    93,917.07x = 4,331,216,975.28
  5. Step 5: Solve for x
    x = 4,331,216,975.28/93,917.07
  6. Step 6: Final answer
    x = 46,117.46

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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.