Home / 105,976.92-146,248.23-58,233.36

Finding the Fourth Proportional to 105,976.92, 146,248.23 and 58,233.36

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Solution

The fourth proportional to 105,976.92, 146,248.23 and 58,233.36 is: 80,362.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,976.92 : 146,248.23 = 58,233.36 : x
  2. Step 2: Convert to fraction form
    105,976.92/146,248.23 = 58,233.36/x
  3. Step 3: Cross multiply
    105,976.92x = 146,248.23 × 58,233.36
  4. Step 4: Simplify right side
    105,976.92x = 8,516,525,826.95
  5. Step 5: Solve for x
    x = 8,516,525,826.95/105,976.92
  6. Step 6: Final answer
    x = 80,362.08

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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.