Home / 235,495.08-324,976-133,529.88

Finding the Fourth Proportional to 235,495.08, 324,976 and 133,529.88

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Solution

The fourth proportional to 235,495.08, 324,976 and 133,529.88 is: 184,267.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,495.08 : 324,976 = 133,529.88 : x
  2. Step 2: Convert to fraction form
    235,495.08/324,976 = 133,529.88/x
  3. Step 3: Cross multiply
    235,495.08x = 324,976 × 133,529.88
  4. Step 4: Simplify right side
    235,495.08x = 43,394,006,282.88
  5. Step 5: Solve for x
    x = 43,394,006,282.88/235,495.08
  6. Step 6: Final answer
    x = 184,267.15

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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.