Home / 103,270.30-154,971-44,106.46

Finding the Fourth Proportional to 103,270.30, 154,971 and 44,106.46

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Solution

The fourth proportional to 103,270.30, 154,971 and 44,106.46 is: 66,187.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,270.30 : 154,971 = 44,106.46 : x
  2. Step 2: Convert to fraction form
    103,270.30/154,971 = 44,106.46/x
  3. Step 3: Cross multiply
    103,270.30x = 154,971 × 44,106.46
  4. Step 4: Simplify right side
    103,270.30x = 6,835,222,212.66
  5. Step 5: Solve for x
    x = 6,835,222,212.66/103,270.30
  6. Step 6: Final answer
    x = 66,187.69

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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.