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Finding the Fourth Proportional to 167,798.52, 251,402.52 and 157,809.40

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Solution

The fourth proportional to 167,798.52, 251,402.52 and 157,809.40 is: 236,436.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,798.52 : 251,402.52 = 157,809.40 : x
  2. Step 2: Convert to fraction form
    167,798.52/251,402.52 = 157,809.40/x
  3. Step 3: Cross multiply
    167,798.52x = 251,402.52 × 157,809.40
  4. Step 4: Simplify right side
    167,798.52x = 39,673,680,839.69
  5. Step 5: Solve for x
    x = 39,673,680,839.69/167,798.52
  6. Step 6: Final answer
    x = 236,436.42

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1.5x scale

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.