Home / 112,835.37-169,252.75-28,595.29

Finding the Fourth Proportional to 112,835.37, 169,252.75 and 28,595.29

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Solution

The fourth proportional to 112,835.37, 169,252.75 and 28,595.29 is: 42,892.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,835.37 : 169,252.75 = 28,595.29 : x
  2. Step 2: Convert to fraction form
    112,835.37/169,252.75 = 28,595.29/x
  3. Step 3: Cross multiply
    112,835.37x = 169,252.75 × 28,595.29
  4. Step 4: Simplify right side
    112,835.37x = 4,839,831,469.55
  5. Step 5: Solve for x
    x = 4,839,831,469.55/112,835.37
  6. Step 6: Final answer
    x = 42,892.86

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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.