Home / 93,401.25-140,103.09-31,071.75

Finding the Fourth Proportional to 93,401.25, 140,103.09 and 31,071.75

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Solution

The fourth proportional to 93,401.25, 140,103.09 and 31,071.75 is: 46,608.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,401.25 : 140,103.09 = 31,071.75 : x
  2. Step 2: Convert to fraction form
    93,401.25/140,103.09 = 31,071.75/x
  3. Step 3: Cross multiply
    93,401.25x = 140,103.09 × 31,071.75
  4. Step 4: Simplify right side
    93,401.25x = 4,353,248,186.71
  5. Step 5: Solve for x
    x = 4,353,248,186.71/93,401.25
  6. Step 6: Final answer
    x = 46,608.03

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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.