Home / 94,019.70-140,896.95-51,918.74

Finding the Fourth Proportional to 94,019.70, 140,896.95 and 51,918.74

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Solution

The fourth proportional to 94,019.70, 140,896.95 and 51,918.74 is: 77,804.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,019.70 : 140,896.95 = 51,918.74 : x
  2. Step 2: Convert to fraction form
    94,019.70/140,896.95 = 51,918.74/x
  3. Step 3: Cross multiply
    94,019.70x = 140,896.95 × 51,918.74
  4. Step 4: Simplify right side
    94,019.70x = 7,315,191,743.03
  5. Step 5: Solve for x
    x = 7,315,191,743.03/94,019.70
  6. Step 6: Final answer
    x = 77,804.88

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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.