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Finding the Fourth Proportional to 243,973.29, 366,004.44 and 75,482.15

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Solution

The fourth proportional to 243,973.29, 366,004.44 and 75,482.15 is: 113,236.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,973.29 : 366,004.44 = 75,482.15 : x
  2. Step 2: Convert to fraction form
    243,973.29/366,004.44 = 75,482.15/x
  3. Step 3: Cross multiply
    243,973.29x = 366,004.44 × 75,482.15
  4. Step 4: Simplify right side
    243,973.29x = 27,626,802,040.75
  5. Step 5: Solve for x
    x = 27,626,802,040.75/243,973.29
  6. Step 6: Final answer
    x = 113,236.99

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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.