Home / 133,613.52-184,389.62-76,251.69

Finding the Fourth Proportional to 133,613.52, 184,389.62 and 76,251.69

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Solution

The fourth proportional to 133,613.52, 184,389.62 and 76,251.69 is: 105,229.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,613.52 : 184,389.62 = 76,251.69 : x
  2. Step 2: Convert to fraction form
    133,613.52/184,389.62 = 76,251.69/x
  3. Step 3: Cross multiply
    133,613.52x = 184,389.62 × 76,251.69
  4. Step 4: Simplify right side
    133,613.52x = 14,060,019,762.20
  5. Step 5: Solve for x
    x = 14,060,019,762.20/133,613.52
  6. Step 6: Final answer
    x = 105,229.02

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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.