Home / 106,364.32-146,783.76-58,619.41

Finding the Fourth Proportional to 106,364.32, 146,783.76 and 58,619.41

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Solution

The fourth proportional to 106,364.32, 146,783.76 and 58,619.41 is: 80,895.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,364.32 : 146,783.76 = 58,619.41 : x
  2. Step 2: Convert to fraction form
    106,364.32/146,783.76 = 58,619.41/x
  3. Step 3: Cross multiply
    106,364.32x = 146,783.76 × 58,619.41
  4. Step 4: Simplify right side
    106,364.32x = 8,604,376,674.86
  5. Step 5: Solve for x
    x = 8,604,376,674.86/106,364.32
  6. Step 6: Final answer
    x = 80,895.33

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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.