Home / 123,041.20-184,561.80-122,263.60

Finding the Fourth Proportional to 123,041.20, 184,561.80 and 122,263.60

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Solution

The fourth proportional to 123,041.20, 184,561.80 and 122,263.60 is: 183,395.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,041.20 : 184,561.80 = 122,263.60 : x
  2. Step 2: Convert to fraction form
    123,041.20/184,561.80 = 122,263.60/x
  3. Step 3: Cross multiply
    123,041.20x = 184,561.80 × 122,263.60
  4. Step 4: Simplify right side
    123,041.20x = 22,565,190,090.48
  5. Step 5: Solve for x
    x = 22,565,190,090.48/123,041.20
  6. Step 6: Final answer
    x = 183,395.40

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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.