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Finding the Fourth Proportional to 165,265.02, 249,374.63 and 165,265.02

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Solution

The fourth proportional to 165,265.02, 249,374.63 and 165,265.02 is: 249,374.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,265.02 : 249,374.63 = 165,265.02 : x
  2. Step 2: Convert to fraction form
    165,265.02/249,374.63 = 165,265.02/x
  3. Step 3: Cross multiply
    165,265.02x = 249,374.63 × 165,265.02
  4. Step 4: Simplify right side
    165,265.02x = 41,212,902,388.12
  5. Step 5: Solve for x
    x = 41,212,902,388.12/165,265.02
  6. Step 6: Final answer
    x = 249,374.63

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.