Home / 70,042.23-104,908.91-57,896.42

Finding the Fourth Proportional to 70,042.23, 104,908.91 and 57,896.42

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Solution

The fourth proportional to 70,042.23, 104,908.91 and 57,896.42 is: 86,716.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,042.23 : 104,908.91 = 57,896.42 : x
  2. Step 2: Convert to fraction form
    70,042.23/104,908.91 = 57,896.42/x
  3. Step 3: Cross multiply
    70,042.23x = 104,908.91 × 57,896.42
  4. Step 4: Simplify right side
    70,042.23x = 6,073,849,501.08
  5. Step 5: Solve for x
    x = 6,073,849,501.08/70,042.23
  6. Step 6: Final answer
    x = 86,716.96

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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.