Home / 95,639.31-143,409.56-43,003.89

Finding the Fourth Proportional to 95,639.31, 143,409.56 and 43,003.89

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Solution

The fourth proportional to 95,639.31, 143,409.56 and 43,003.89 is: 64,483.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,639.31 : 143,409.56 = 43,003.89 : x
  2. Step 2: Convert to fraction form
    95,639.31/143,409.56 = 43,003.89/x
  3. Step 3: Cross multiply
    95,639.31x = 143,409.56 × 43,003.89
  4. Step 4: Simplify right side
    95,639.31x = 6,167,168,728.17
  5. Step 5: Solve for x
    x = 6,167,168,728.17/95,639.31
  6. Step 6: Final answer
    x = 64,483.62

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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.