Home / 114,113.29-170,333.85-100,646.43

Finding the Fourth Proportional to 114,113.29, 170,333.85 and 100,646.43

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Solution

The fourth proportional to 114,113.29, 170,333.85 and 100,646.43 is: 150,232.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,113.29 : 170,333.85 = 100,646.43 : x
  2. Step 2: Convert to fraction form
    114,113.29/170,333.85 = 100,646.43/x
  3. Step 3: Cross multiply
    114,113.29x = 170,333.85 × 100,646.43
  4. Step 4: Simplify right side
    114,113.29x = 17,143,493,910.66
  5. Step 5: Solve for x
    x = 17,143,493,910.66/114,113.29
  6. Step 6: Final answer
    x = 150,232.23

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.