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Finding the Fourth Proportional to 113,232.88, 169,830.36 and 34,328.24

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Solution

The fourth proportional to 113,232.88, 169,830.36 and 34,328.24 is: 51,486.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,232.88 : 169,830.36 = 34,328.24 : x
  2. Step 2: Convert to fraction form
    113,232.88/169,830.36 = 34,328.24/x
  3. Step 3: Cross multiply
    113,232.88x = 169,830.36 × 34,328.24
  4. Step 4: Simplify right side
    113,232.88x = 5,829,977,357.37
  5. Step 5: Solve for x
    x = 5,829,977,357.37/113,232.88
  6. Step 6: Final answer
    x = 51,486.61

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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.