Home / 133,502.73-184,232.21-72,247.50

Finding the Fourth Proportional to 133,502.73, 184,232.21 and 72,247.50

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Solution

The fourth proportional to 133,502.73, 184,232.21 and 72,247.50 is: 99,700.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,502.73 : 184,232.21 = 72,247.50 : x
  2. Step 2: Convert to fraction form
    133,502.73/184,232.21 = 72,247.50/x
  3. Step 3: Cross multiply
    133,502.73x = 184,232.21 × 72,247.50
  4. Step 4: Simplify right side
    133,502.73x = 13,310,317,358.48
  5. Step 5: Solve for x
    x = 13,310,317,358.48/133,502.73
  6. Step 6: Final answer
    x = 99,700.71

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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.