Home / 104,713.27-155,885.58-104,090.50

Finding the Fourth Proportional to 104,713.27, 155,885.58 and 104,090.50

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Solution

The fourth proportional to 104,713.27, 155,885.58 and 104,090.50 is: 154,958.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,713.27 : 155,885.58 = 104,090.50 : x
  2. Step 2: Convert to fraction form
    104,713.27/155,885.58 = 104,090.50/x
  3. Step 3: Cross multiply
    104,713.27x = 155,885.58 × 104,090.50
  4. Step 4: Simplify right side
    104,713.27x = 16,226,207,964.99
  5. Step 5: Solve for x
    x = 16,226,207,964.99/104,713.27
  6. Step 6: Final answer
    x = 154,958.47

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.