Home / 164,255.03-226,466.56-137,070.28

Finding the Fourth Proportional to 164,255.03, 226,466.56 and 137,070.28

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Solution

The fourth proportional to 164,255.03, 226,466.56 and 137,070.28 is: 188,985.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,255.03 : 226,466.56 = 137,070.28 : x
  2. Step 2: Convert to fraction form
    164,255.03/226,466.56 = 137,070.28/x
  3. Step 3: Cross multiply
    164,255.03x = 226,466.56 × 137,070.28
  4. Step 4: Simplify right side
    164,255.03x = 31,041,833,584.87
  5. Step 5: Solve for x
    x = 31,041,833,584.87/164,255.03
  6. Step 6: Final answer
    x = 188,985.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.