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Finding the Fourth Proportional to 184,958.58, 255,215.47 and 112,323.70

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Solution

The fourth proportional to 184,958.58, 255,215.47 and 112,323.70 is: 154,990.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,958.58 : 255,215.47 = 112,323.70 : x
  2. Step 2: Convert to fraction form
    184,958.58/255,215.47 = 112,323.70/x
  3. Step 3: Cross multiply
    184,958.58x = 255,215.47 × 112,323.70
  4. Step 4: Simplify right side
    184,958.58x = 28,666,744,968.79
  5. Step 5: Solve for x
    x = 28,666,744,968.79/184,958.58
  6. Step 6: Final answer
    x = 154,990.08

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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.