Home / 170,072.40-254,946.60-63,427.80

Finding the Fourth Proportional to 170,072.40, 254,946.60 and 63,427.80

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Solution

The fourth proportional to 170,072.40, 254,946.60 and 63,427.80 is: 95,081.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,072.40 : 254,946.60 = 63,427.80 : x
  2. Step 2: Convert to fraction form
    170,072.40/254,946.60 = 63,427.80/x
  3. Step 3: Cross multiply
    170,072.40x = 254,946.60 × 63,427.80
  4. Step 4: Simplify right side
    170,072.40x = 16,170,701,955.48
  5. Step 5: Solve for x
    x = 16,170,701,955.48/170,072.40
  6. Step 6: Final answer
    x = 95,081.28

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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.