Home / 114,112.29-170,332.36-100,645.43

Finding the Fourth Proportional to 114,112.29, 170,332.36 and 100,645.43

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Solution

The fourth proportional to 114,112.29, 170,332.36 and 100,645.43 is: 150,230.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,112.29 : 170,332.36 = 100,645.43 : x
  2. Step 2: Convert to fraction form
    114,112.29/170,332.36 = 100,645.43/x
  3. Step 3: Cross multiply
    114,112.29x = 170,332.36 × 100,645.43
  4. Step 4: Simplify right side
    114,112.29x = 17,143,173,189.28
  5. Step 5: Solve for x
    x = 17,143,173,189.28/114,112.29
  6. Step 6: Final answer
    x = 150,230.74

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1.5x scale

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.