Home / 105,935.25-146,190.66-58,189.41

Finding the Fourth Proportional to 105,935.25, 146,190.66 and 58,189.41

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Solution

The fourth proportional to 105,935.25, 146,190.66 and 58,189.41 is: 80,301.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,935.25 : 146,190.66 = 58,189.41 : x
  2. Step 2: Convert to fraction form
    105,935.25/146,190.66 = 58,189.41/x
  3. Step 3: Cross multiply
    105,935.25x = 146,190.66 × 58,189.41
  4. Step 4: Simplify right side
    105,935.25x = 8,506,748,252.91
  5. Step 5: Solve for x
    x = 8,506,748,252.91/105,935.25
  6. Step 6: Final answer
    x = 80,301.39

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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.