Home / 122,678.08-184,000.92-42,698.88

Finding the Fourth Proportional to 122,678.08, 184,000.92 and 42,698.88

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Solution

The fourth proportional to 122,678.08, 184,000.92 and 42,698.88 is: 64,042.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,678.08 : 184,000.92 = 42,698.88 : x
  2. Step 2: Convert to fraction form
    122,678.08/184,000.92 = 42,698.88/x
  3. Step 3: Cross multiply
    122,678.08x = 184,000.92 × 42,698.88
  4. Step 4: Simplify right side
    122,678.08x = 7,856,633,042.85
  5. Step 5: Solve for x
    x = 7,856,633,042.85/122,678.08
  6. Step 6: Final answer
    x = 64,042.68

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1.5x scale

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.