Home / 96,948.63-145,315.08-40,771.89

Finding the Fourth Proportional to 96,948.63, 145,315.08 and 40,771.89

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Solution

The fourth proportional to 96,948.63, 145,315.08 and 40,771.89 is: 61,112.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,948.63 : 145,315.08 = 40,771.89 : x
  2. Step 2: Convert to fraction form
    96,948.63/145,315.08 = 40,771.89/x
  3. Step 3: Cross multiply
    96,948.63x = 145,315.08 × 40,771.89
  4. Step 4: Simplify right side
    96,948.63x = 5,924,770,457.10
  5. Step 5: Solve for x
    x = 5,924,770,457.10/96,948.63
  6. Step 6: Final answer
    x = 61,112.47

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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.