Home / 286,784.44-430,175.70-73,552.12

Finding the Fourth Proportional to 286,784.44, 430,175.70 and 73,552.12

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Solution

The fourth proportional to 286,784.44, 430,175.70 and 73,552.12 is: 110,327.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,784.44 : 430,175.70 = 73,552.12 : x
  2. Step 2: Convert to fraction form
    286,784.44/430,175.70 = 73,552.12/x
  3. Step 3: Cross multiply
    286,784.44x = 430,175.70 × 73,552.12
  4. Step 4: Simplify right side
    286,784.44x = 31,640,334,707.48
  5. Step 5: Solve for x
    x = 31,640,334,707.48/286,784.44
  6. Step 6: Final answer
    x = 110,327.93

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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.