Home / 133,485.08-184,230.10-76,124.52

Finding the Fourth Proportional to 133,485.08, 184,230.10 and 76,124.52

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Solution

The fourth proportional to 133,485.08, 184,230.10 and 76,124.52 is: 105,063.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,485.08 : 184,230.10 = 76,124.52 : x
  2. Step 2: Convert to fraction form
    133,485.08/184,230.10 = 76,124.52/x
  3. Step 3: Cross multiply
    133,485.08x = 184,230.10 × 76,124.52
  4. Step 4: Simplify right side
    133,485.08x = 14,024,427,932.05
  5. Step 5: Solve for x
    x = 14,024,427,932.05/133,485.08
  6. Step 6: Final answer
    x = 105,063.64

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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.