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Finding the Fourth Proportional to 184,855.40, 255,112.25 and 104,253.51

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Solution

The fourth proportional to 184,855.40, 255,112.25 and 104,253.51 is: 143,876.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,855.40 : 255,112.25 = 104,253.51 : x
  2. Step 2: Convert to fraction form
    184,855.40/255,112.25 = 104,253.51/x
  3. Step 3: Cross multiply
    184,855.40x = 255,112.25 × 104,253.51
  4. Step 4: Simplify right side
    184,855.40x = 26,596,346,985.23
  5. Step 5: Solve for x
    x = 26,596,346,985.23/184,855.40
  6. Step 6: Final answer
    x = 143,876.50

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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.