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Finding the Fourth Proportional to 157,952.66, 236,795.72 and 73,668.41

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Solution

The fourth proportional to 157,952.66, 236,795.72 and 73,668.41 is: 110,440.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,952.66 : 236,795.72 = 73,668.41 : x
  2. Step 2: Convert to fraction form
    157,952.66/236,795.72 = 73,668.41/x
  3. Step 3: Cross multiply
    157,952.66x = 236,795.72 × 73,668.41
  4. Step 4: Simplify right side
    157,952.66x = 17,444,364,292.45
  5. Step 5: Solve for x
    x = 17,444,364,292.45/157,952.66
  6. Step 6: Final answer
    x = 110,440.46

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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.