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Finding the Fourth Proportional to 186,348.62, 278,998.02 and 167,452.94

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Solution

The fourth proportional to 186,348.62, 278,998.02 and 167,452.94 is: 250,707.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,348.62 : 278,998.02 = 167,452.94 : x
  2. Step 2: Convert to fraction form
    186,348.62/278,998.02 = 167,452.94/x
  3. Step 3: Cross multiply
    186,348.62x = 278,998.02 × 167,452.94
  4. Step 4: Simplify right side
    186,348.62x = 46,719,038,703.18
  5. Step 5: Solve for x
    x = 46,719,038,703.18/186,348.62
  6. Step 6: Final answer
    x = 250,707.73

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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.