Home / 133,841.96-184,698.50-77,262.76

Finding the Fourth Proportional to 133,841.96, 184,698.50 and 77,262.76

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Solution

The fourth proportional to 133,841.96, 184,698.50 and 77,262.76 is: 106,620.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,841.96 : 184,698.50 = 77,262.76 : x
  2. Step 2: Convert to fraction form
    133,841.96/184,698.50 = 77,262.76/x
  3. Step 3: Cross multiply
    133,841.96x = 184,698.50 × 77,262.76
  4. Step 4: Simplify right side
    133,841.96x = 14,270,315,877.86
  5. Step 5: Solve for x
    x = 14,270,315,877.86/133,841.96
  6. Step 6: Final answer
    x = 106,620.64

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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.