Home / 122,986.48-184,479.76-94,947.44

Finding the Fourth Proportional to 122,986.48, 184,479.76 and 94,947.44

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Solution

The fourth proportional to 122,986.48, 184,479.76 and 94,947.44 is: 142,421.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,986.48 : 184,479.76 = 94,947.44 : x
  2. Step 2: Convert to fraction form
    122,986.48/184,479.76 = 94,947.44/x
  3. Step 3: Cross multiply
    122,986.48x = 184,479.76 × 94,947.44
  4. Step 4: Simplify right side
    122,986.48x = 17,515,880,943.81
  5. Step 5: Solve for x
    x = 17,515,880,943.81/122,986.48
  6. Step 6: Final answer
    x = 142,421.19

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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.