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Finding the Fourth Proportional to 77,317.52, 116,009.28 and 32,965.16

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Solution

The fourth proportional to 77,317.52, 116,009.28 and 32,965.16 is: 49,461.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,317.52 : 116,009.28 = 32,965.16 : x
  2. Step 2: Convert to fraction form
    77,317.52/116,009.28 = 32,965.16/x
  3. Step 3: Cross multiply
    77,317.52x = 116,009.28 × 32,965.16
  4. Step 4: Simplify right side
    77,317.52x = 3,824,264,476.68
  5. Step 5: Solve for x
    x = 3,824,264,476.68/77,317.52
  6. Step 6: Final answer
    x = 49,461.81

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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.