Home / 123,254.27-184,598.08-78,272.27

Finding the Fourth Proportional to 123,254.27, 184,598.08 and 78,272.27

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Solution

The fourth proportional to 123,254.27, 184,598.08 and 78,272.27 is: 117,228.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,254.27 : 184,598.08 = 78,272.27 : x
  2. Step 2: Convert to fraction form
    123,254.27/184,598.08 = 78,272.27/x
  3. Step 3: Cross multiply
    123,254.27x = 184,598.08 × 78,272.27
  4. Step 4: Simplify right side
    123,254.27x = 14,448,910,759.24
  5. Step 5: Solve for x
    x = 14,448,910,759.24/123,254.27
  6. Step 6: Final answer
    x = 117,228.48

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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.