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Finding the Fourth Proportional to 43,582.32, 60,143.04 and 25,678.08

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Solution

The fourth proportional to 43,582.32, 60,143.04 and 25,678.08 is: 35,435.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,582.32 : 60,143.04 = 25,678.08 : x
  2. Step 2: Convert to fraction form
    43,582.32/60,143.04 = 25,678.08/x
  3. Step 3: Cross multiply
    43,582.32x = 60,143.04 × 25,678.08
  4. Step 4: Simplify right side
    43,582.32x = 1,544,357,792.56
  5. Step 5: Solve for x
    x = 1,544,357,792.56/43,582.32
  6. Step 6: Final answer
    x = 35,435.42

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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.