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Finding the Fourth Proportional to 249,027, 343,657.26 and 159,603

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Solution

The fourth proportional to 249,027, 343,657.26 and 159,603 is: 220,252.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,027 : 343,657.26 = 159,603 : x
  2. Step 2: Convert to fraction form
    249,027/343,657.26 = 159,603/x
  3. Step 3: Cross multiply
    249,027x = 343,657.26 × 159,603
  4. Step 4: Simplify right side
    249,027x = 54,848,729,667.78
  5. Step 5: Solve for x
    x = 54,848,729,667.78/249,027
  6. Step 6: Final answer
    x = 220,252.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.