Home / 183,118.28-274,634.40-103,191.08

Finding the Fourth Proportional to 183,118.28, 274,634.40 and 103,191.08

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Solution

The fourth proportional to 183,118.28, 274,634.40 and 103,191.08 is: 154,762.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,118.28 : 274,634.40 = 103,191.08 : x
  2. Step 2: Convert to fraction form
    183,118.28/274,634.40 = 103,191.08/x
  3. Step 3: Cross multiply
    183,118.28x = 274,634.40 × 103,191.08
  4. Step 4: Simplify right side
    183,118.28x = 28,339,820,341.15
  5. Step 5: Solve for x
    x = 28,339,820,341.15/183,118.28
  6. Step 6: Final answer
    x = 154,762.38

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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.