Home / 106,298.19-146,685.20-58,550.31

Finding the Fourth Proportional to 106,298.19, 146,685.20 and 58,550.31

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Solution

The fourth proportional to 106,298.19, 146,685.20 and 58,550.31 is: 80,795.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,298.19 : 146,685.20 = 58,550.31 : x
  2. Step 2: Convert to fraction form
    106,298.19/146,685.20 = 58,550.31/x
  3. Step 3: Cross multiply
    106,298.19x = 146,685.20 × 58,550.31
  4. Step 4: Simplify right side
    106,298.19x = 8,588,463,639.66
  5. Step 5: Solve for x
    x = 8,588,463,639.66/106,298.19
  6. Step 6: Final answer
    x = 80,795.95

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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.