Home / 123,128.14-184,626.57-63,904.18

Finding the Fourth Proportional to 123,128.14, 184,626.57 and 63,904.18

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Solution

The fourth proportional to 123,128.14, 184,626.57 and 63,904.18 is: 95,822.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,128.14 : 184,626.57 = 63,904.18 : x
  2. Step 2: Convert to fraction form
    123,128.14/184,626.57 = 63,904.18/x
  3. Step 3: Cross multiply
    123,128.14x = 184,626.57 × 63,904.18
  4. Step 4: Simplify right side
    123,128.14x = 11,798,409,562.06
  5. Step 5: Solve for x
    x = 11,798,409,562.06/123,128.14
  6. Step 6: Final answer
    x = 95,822.20

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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.