Home / 133,484.39-184,229.15-76,123.83

Finding the Fourth Proportional to 133,484.39, 184,229.15 and 76,123.83

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Solution

The fourth proportional to 133,484.39, 184,229.15 and 76,123.83 is: 105,062.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,484.39 : 184,229.15 = 76,123.83 : x
  2. Step 2: Convert to fraction form
    133,484.39/184,229.15 = 76,123.83/x
  3. Step 3: Cross multiply
    133,484.39x = 184,229.15 × 76,123.83
  4. Step 4: Simplify right side
    133,484.39x = 14,024,228,115.03
  5. Step 5: Solve for x
    x = 14,024,228,115.03/133,484.39
  6. Step 6: Final answer
    x = 105,062.69

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1.5x scale

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.