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Finding the Fourth Proportional to 184,379.80, 254,448.94 and 103,810.28

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Solution

The fourth proportional to 184,379.80, 254,448.94 and 103,810.28 is: 143,260.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,379.80 : 254,448.94 = 103,810.28 : x
  2. Step 2: Convert to fraction form
    184,379.80/254,448.94 = 103,810.28/x
  3. Step 3: Cross multiply
    184,379.80x = 254,448.94 × 103,810.28
  4. Step 4: Simplify right side
    184,379.80x = 26,414,415,707.10
  5. Step 5: Solve for x
    x = 26,414,415,707.10/184,379.80
  6. Step 6: Final answer
    x = 143,260.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.