Home / 94,731.93-142,147.71-38,613.51

Finding the Fourth Proportional to 94,731.93, 142,147.71 and 38,613.51

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Solution

The fourth proportional to 94,731.93, 142,147.71 and 38,613.51 is: 57,940.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,731.93 : 142,147.71 = 38,613.51 : x
  2. Step 2: Convert to fraction form
    94,731.93/142,147.71 = 38,613.51/x
  3. Step 3: Cross multiply
    94,731.93x = 142,147.71 × 38,613.51
  4. Step 4: Simplify right side
    94,731.93x = 5,488,822,021.56
  5. Step 5: Solve for x
    x = 5,488,822,021.56/94,731.93
  6. Step 6: Final answer
    x = 57,940.57

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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.