Home / 94,743.81-142,201.78-50,407.65

Finding the Fourth Proportional to 94,743.81, 142,201.78 and 50,407.65

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Solution

The fourth proportional to 94,743.81, 142,201.78 and 50,407.65 is: 75,657.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,743.81 : 142,201.78 = 50,407.65 : x
  2. Step 2: Convert to fraction form
    94,743.81/142,201.78 = 50,407.65/x
  3. Step 3: Cross multiply
    94,743.81x = 142,201.78 × 50,407.65
  4. Step 4: Simplify right side
    94,743.81x = 7,168,057,429.60
  5. Step 5: Solve for x
    x = 7,168,057,429.60/94,743.81
  6. Step 6: Final answer
    x = 75,657.26

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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.