Home / 185,051.07-255,370.59-104,478.75

Finding the Fourth Proportional to 185,051.07, 255,370.59 and 104,478.75

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Solution

The fourth proportional to 185,051.07, 255,370.59 and 104,478.75 is: 144,180.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,051.07 : 255,370.59 = 104,478.75 : x
  2. Step 2: Convert to fraction form
    185,051.07/255,370.59 = 104,478.75/x
  3. Step 3: Cross multiply
    185,051.07x = 255,370.59 × 104,478.75
  4. Step 4: Simplify right side
    185,051.07x = 26,680,800,029.96
  5. Step 5: Solve for x
    x = 26,680,800,029.96/185,051.07
  6. Step 6: Final answer
    x = 144,180.74

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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.