Home / 123,152.35-184,797.73-66,996.40

Finding the Fourth Proportional to 123,152.35, 184,797.73 and 66,996.40

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Solution

The fourth proportional to 123,152.35, 184,797.73 and 66,996.40 is: 100,532.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,152.35 : 184,797.73 = 66,996.40 : x
  2. Step 2: Convert to fraction form
    123,152.35/184,797.73 = 66,996.40/x
  3. Step 3: Cross multiply
    123,152.35x = 184,797.73 × 66,996.40
  4. Step 4: Simplify right side
    123,152.35x = 12,380,782,638.17
  5. Step 5: Solve for x
    x = 12,380,782,638.17/123,152.35
  6. Step 6: Final answer
    x = 100,532.25

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1.5x scale

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.