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Finding the Fourth Proportional to 133,341.08, 184,008.96 and 79,697.61

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Solution

The fourth proportional to 133,341.08, 184,008.96 and 79,697.61 is: 109,981.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,341.08 : 184,008.96 = 79,697.61 : x
  2. Step 2: Convert to fraction form
    133,341.08/184,008.96 = 79,697.61/x
  3. Step 3: Cross multiply
    133,341.08x = 184,008.96 × 79,697.61
  4. Step 4: Simplify right side
    133,341.08x = 14,665,074,330.59
  5. Step 5: Solve for x
    x = 14,665,074,330.59/133,341.08
  6. Step 6: Final answer
    x = 109,981.67

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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.