Home / 254,054.03-381,081.20-64,528.61

Finding the Fourth Proportional to 254,054.03, 381,081.20 and 64,528.61

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Solution

The fourth proportional to 254,054.03, 381,081.20 and 64,528.61 is: 96,792.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,054.03 : 381,081.20 = 64,528.61 : x
  2. Step 2: Convert to fraction form
    254,054.03/381,081.20 = 64,528.61/x
  3. Step 3: Cross multiply
    254,054.03x = 381,081.20 × 64,528.61
  4. Step 4: Simplify right side
    254,054.03x = 24,590,640,763.19
  5. Step 5: Solve for x
    x = 24,590,640,763.19/254,054.03
  6. Step 6: Final answer
    x = 96,792.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.