Home / 105,880.41-146,118.87-58,133.34

Finding the Fourth Proportional to 105,880.41, 146,118.87 and 58,133.34

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Solution

The fourth proportional to 105,880.41, 146,118.87 and 58,133.34 is: 80,226.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,880.41 : 146,118.87 = 58,133.34 : x
  2. Step 2: Convert to fraction form
    105,880.41/146,118.87 = 58,133.34/x
  3. Step 3: Cross multiply
    105,880.41x = 146,118.87 × 58,133.34
  4. Step 4: Simplify right side
    105,880.41x = 8,494,377,950.13
  5. Step 5: Solve for x
    x = 8,494,377,950.13/105,880.41
  6. Step 6: Final answer
    x = 80,226.15

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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.