Home / 93,027.86-128,375.76-52,745.36

Finding the Fourth Proportional to 93,027.86, 128,375.76 and 52,745.36

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Solution

The fourth proportional to 93,027.86, 128,375.76 and 52,745.36 is: 72,787.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,027.86 : 128,375.76 = 52,745.36 : x
  2. Step 2: Convert to fraction form
    93,027.86/128,375.76 = 52,745.36/x
  3. Step 3: Cross multiply
    93,027.86x = 128,375.76 × 52,745.36
  4. Step 4: Simplify right side
    93,027.86x = 6,771,225,676.47
  5. Step 5: Solve for x
    x = 6,771,225,676.47/93,027.86
  6. Step 6: Final answer
    x = 72,787.07

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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.