Home / 106,364.10-146,782.49-57,966.05

Finding the Fourth Proportional to 106,364.10, 146,782.49 and 57,966.05

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Solution

The fourth proportional to 106,364.10, 146,782.49 and 57,966.05 is: 79,993.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,364.10 : 146,782.49 = 57,966.05 : x
  2. Step 2: Convert to fraction form
    106,364.10/146,782.49 = 57,966.05/x
  3. Step 3: Cross multiply
    106,364.10x = 146,782.49 × 57,966.05
  4. Step 4: Simplify right side
    106,364.10x = 8,508,401,154.46
  5. Step 5: Solve for x
    x = 8,508,401,154.46/106,364.10
  6. Step 6: Final answer
    x = 79,993.17

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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.