Home / 93,308.08-128,726.38-55,052.44

Finding the Fourth Proportional to 93,308.08, 128,726.38 and 55,052.44

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Solution

The fourth proportional to 93,308.08, 128,726.38 and 55,052.44 is: 75,949.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,308.08 : 128,726.38 = 55,052.44 : x
  2. Step 2: Convert to fraction form
    93,308.08/128,726.38 = 55,052.44/x
  3. Step 3: Cross multiply
    93,308.08x = 128,726.38 × 55,052.44
  4. Step 4: Simplify right side
    93,308.08x = 7,086,701,311.37
  5. Step 5: Solve for x
    x = 7,086,701,311.37/93,308.08
  6. Step 6: Final answer
    x = 75,949.49

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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.