Home / 133,166.04-199,777.86-39,679.32

Finding the Fourth Proportional to 133,166.04, 199,777.86 and 39,679.32

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Solution

The fourth proportional to 133,166.04, 199,777.86 and 39,679.32 is: 59,527.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,166.04 : 199,777.86 = 39,679.32 : x
  2. Step 2: Convert to fraction form
    133,166.04/199,777.86 = 39,679.32/x
  3. Step 3: Cross multiply
    133,166.04x = 199,777.86 × 39,679.32
  4. Step 4: Simplify right side
    133,166.04x = 7,927,049,635.86
  5. Step 5: Solve for x
    x = 7,927,049,635.86/133,166.04
  6. Step 6: Final answer
    x = 59,527.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.