Home / 105,925.44-146,172.96-58,176.48

Finding the Fourth Proportional to 105,925.44, 146,172.96 and 58,176.48

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Solution

The fourth proportional to 105,925.44, 146,172.96 and 58,176.48 is: 80,281.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,925.44 : 146,172.96 = 58,176.48 : x
  2. Step 2: Convert to fraction form
    105,925.44/146,172.96 = 58,176.48/x
  3. Step 3: Cross multiply
    105,925.44x = 146,172.96 × 58,176.48
  4. Step 4: Simplify right side
    105,925.44x = 8,503,828,283.98
  5. Step 5: Solve for x
    x = 8,503,828,283.98/105,925.44
  6. Step 6: Final answer
    x = 80,281.26

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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.