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Finding the Fourth Proportional to 183,169.93, 274,281.72 and 126,419.00

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Solution

The fourth proportional to 183,169.93, 274,281.72 and 126,419.00 is: 189,301.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,169.93 : 274,281.72 = 126,419.00 : x
  2. Step 2: Convert to fraction form
    183,169.93/274,281.72 = 126,419.00/x
  3. Step 3: Cross multiply
    183,169.93x = 274,281.72 × 126,419.00
  4. Step 4: Simplify right side
    183,169.93x = 34,674,421,585.01
  5. Step 5: Solve for x
    x = 34,674,421,585.01/183,169.93
  6. Step 6: Final answer
    x = 189,301.93

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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.