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Finding the Fourth Proportional to 64,434.53, 88,915.38 and 35,752.37

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Solution

The fourth proportional to 64,434.53, 88,915.38 and 35,752.37 is: 49,335.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,434.53 : 88,915.38 = 35,752.37 : x
  2. Step 2: Convert to fraction form
    64,434.53/88,915.38 = 35,752.37/x
  3. Step 3: Cross multiply
    64,434.53x = 88,915.38 × 35,752.37
  4. Step 4: Simplify right side
    64,434.53x = 3,178,935,786.74
  5. Step 5: Solve for x
    x = 3,178,935,786.74/64,434.53
  6. Step 6: Final answer
    x = 49,335.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.