Home / 169,966.74-254,979.16-70,072.33

Finding the Fourth Proportional to 169,966.74, 254,979.16 and 70,072.33

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Solution

The fourth proportional to 169,966.74, 254,979.16 and 70,072.33 is: 105,120.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,966.74 : 254,979.16 = 70,072.33 : x
  2. Step 2: Convert to fraction form
    169,966.74/254,979.16 = 70,072.33/x
  3. Step 3: Cross multiply
    169,966.74x = 254,979.16 × 70,072.33
  4. Step 4: Simplify right side
    169,966.74x = 17,866,983,770.87
  5. Step 5: Solve for x
    x = 17,866,983,770.87/169,966.74
  6. Step 6: Final answer
    x = 105,120.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.