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Finding the Fourth Proportional to 195,433.40, 264,042.45 and 195,433.40

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Solution

The fourth proportional to 195,433.40, 264,042.45 and 195,433.40 is: 264,042.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,433.40 : 264,042.45 = 195,433.40 : x
  2. Step 2: Convert to fraction form
    195,433.40/264,042.45 = 195,433.40/x
  3. Step 3: Cross multiply
    195,433.40x = 264,042.45 × 195,433.40
  4. Step 4: Simplify right side
    195,433.40x = 51,602,713,747.83
  5. Step 5: Solve for x
    x = 51,602,713,747.83/195,433.40
  6. Step 6: Final answer
    x = 264,042.45

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.