Home / 73,128.04-100,919.48-41,300.44

Finding the Fourth Proportional to 73,128.04, 100,919.48 and 41,300.44

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Solution

The fourth proportional to 73,128.04, 100,919.48 and 41,300.44 is: 56,996.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,128.04 : 100,919.48 = 41,300.44 : x
  2. Step 2: Convert to fraction form
    73,128.04/100,919.48 = 41,300.44/x
  3. Step 3: Cross multiply
    73,128.04x = 100,919.48 × 41,300.44
  4. Step 4: Simplify right side
    73,128.04x = 4,168,018,928.57
  5. Step 5: Solve for x
    x = 4,168,018,928.57/73,128.04
  6. Step 6: Final answer
    x = 56,996.18

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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.