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Finding the Fourth Proportional to 184,887.79, 255,139.96 and 104,322.81

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Solution

The fourth proportional to 184,887.79, 255,139.96 and 104,322.81 is: 143,962.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,887.79 : 255,139.96 = 104,322.81 : x
  2. Step 2: Convert to fraction form
    184,887.79/255,139.96 = 104,322.81/x
  3. Step 3: Cross multiply
    184,887.79x = 255,139.96 × 104,322.81
  4. Step 4: Simplify right side
    184,887.79x = 26,616,917,570.49
  5. Step 5: Solve for x
    x = 26,616,917,570.49/184,887.79
  6. Step 6: Final answer
    x = 143,962.55

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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.