Home / 103,050.63-154,374.66-71,023.97

Finding the Fourth Proportional to 103,050.63, 154,374.66 and 71,023.97

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Solution

The fourth proportional to 103,050.63, 154,374.66 and 71,023.97 is: 106,397.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,050.63 : 154,374.66 = 71,023.97 : x
  2. Step 2: Convert to fraction form
    103,050.63/154,374.66 = 71,023.97/x
  3. Step 3: Cross multiply
    103,050.63x = 154,374.66 × 71,023.97
  4. Step 4: Simplify right side
    103,050.63x = 10,964,301,606.54
  5. Step 5: Solve for x
    x = 10,964,301,606.54/103,050.63
  6. Step 6: Final answer
    x = 106,397.23

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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.