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Finding the Fourth Proportional to 157,494.72, 236,287.71 and 50,894.94

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Solution

The fourth proportional to 157,494.72, 236,287.71 and 50,894.94 is: 76,357.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,494.72 : 236,287.71 = 50,894.94 : x
  2. Step 2: Convert to fraction form
    157,494.72/236,287.71 = 50,894.94/x
  3. Step 3: Cross multiply
    157,494.72x = 236,287.71 × 50,894.94
  4. Step 4: Simplify right side
    157,494.72x = 12,025,848,823.19
  5. Step 5: Solve for x
    x = 12,025,848,823.19/157,494.72
  6. Step 6: Final answer
    x = 76,357.16

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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.