Home / 105,962.28-146,228.94-58,216.62

Finding the Fourth Proportional to 105,962.28, 146,228.94 and 58,216.62

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Solution

The fourth proportional to 105,962.28, 146,228.94 and 58,216.62 is: 80,339.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,962.28 : 146,228.94 = 58,216.62 : x
  2. Step 2: Convert to fraction form
    105,962.28/146,228.94 = 58,216.62/x
  3. Step 3: Cross multiply
    105,962.28x = 146,228.94 × 58,216.62
  4. Step 4: Simplify right side
    105,962.28x = 8,512,954,632.98
  5. Step 5: Solve for x
    x = 8,512,954,632.98/105,962.28
  6. Step 6: Final answer
    x = 80,339.48

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1.5x scale

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.