Home / 105,979.19-146,248.34-58,232.52

Finding the Fourth Proportional to 105,979.19, 146,248.34 and 58,232.52

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Solution

The fourth proportional to 105,979.19, 146,248.34 and 58,232.52 is: 80,359.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,979.19 : 146,248.34 = 58,232.52 : x
  2. Step 2: Convert to fraction form
    105,979.19/146,248.34 = 58,232.52/x
  3. Step 3: Cross multiply
    105,979.19x = 146,248.34 × 58,232.52
  4. Step 4: Simplify right side
    105,979.19x = 8,516,409,092.85
  5. Step 5: Solve for x
    x = 8,516,409,092.85/105,979.19
  6. Step 6: Final answer
    x = 80,359.26

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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.