Home / 106,219.16-146,581.26-58,471.46

Finding the Fourth Proportional to 106,219.16, 146,581.26 and 58,471.46

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Solution

The fourth proportional to 106,219.16, 146,581.26 and 58,471.46 is: 80,689.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,219.16 : 146,581.26 = 58,471.46 : x
  2. Step 2: Convert to fraction form
    106,219.16/146,581.26 = 58,471.46/x
  3. Step 3: Cross multiply
    106,219.16x = 146,581.26 × 58,471.46
  4. Step 4: Simplify right side
    106,219.16x = 8,570,820,280.84
  5. Step 5: Solve for x
    x = 8,570,820,280.84/106,219.16
  6. Step 6: Final answer
    x = 80,689.96

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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.