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Finding the Fourth Proportional to 123,018.80, 184,200.15 and 123,018.80

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Solution

The fourth proportional to 123,018.80, 184,200.15 and 123,018.80 is: 184,200.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,018.80 : 184,200.15 = 123,018.80 : x
  2. Step 2: Convert to fraction form
    123,018.80/184,200.15 = 123,018.80/x
  3. Step 3: Cross multiply
    123,018.80x = 184,200.15 × 123,018.80
  4. Step 4: Simplify right side
    123,018.80x = 22,660,081,412.82
  5. Step 5: Solve for x
    x = 22,660,081,412.82/123,018.80
  6. Step 6: Final answer
    x = 184,200.15

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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.