Home / 102,924.30-154,313.55-46,791.30

Finding the Fourth Proportional to 102,924.30, 154,313.55 and 46,791.30

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Solution

The fourth proportional to 102,924.30, 154,313.55 and 46,791.30 is: 70,153.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,924.30 : 154,313.55 = 46,791.30 : x
  2. Step 2: Convert to fraction form
    102,924.30/154,313.55 = 46,791.30/x
  3. Step 3: Cross multiply
    102,924.30x = 154,313.55 × 46,791.30
  4. Step 4: Simplify right side
    102,924.30x = 7,220,531,612.12
  5. Step 5: Solve for x
    x = 7,220,531,612.12/102,924.30
  6. Step 6: Final answer
    x = 70,153.81

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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.