Home / 170,838.26-254,503.47-163,161.98

Finding the Fourth Proportional to 170,838.26, 254,503.47 and 163,161.98

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Solution

The fourth proportional to 170,838.26, 254,503.47 and 163,161.98 is: 243,067.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,838.26 : 254,503.47 = 163,161.98 : x
  2. Step 2: Convert to fraction form
    170,838.26/254,503.47 = 163,161.98/x
  3. Step 3: Cross multiply
    170,838.26x = 254,503.47 × 163,161.98
  4. Step 4: Simplify right side
    170,838.26x = 41,525,290,082.07
  5. Step 5: Solve for x
    x = 41,525,290,082.07/170,838.26
  6. Step 6: Final answer
    x = 243,067.86

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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.