Home / 119,758.60-179,539.26-47,718.76

Finding the Fourth Proportional to 119,758.60, 179,539.26 and 47,718.76

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Solution

The fourth proportional to 119,758.60, 179,539.26 and 47,718.76 is: 71,538.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,758.60 : 179,539.26 = 47,718.76 : x
  2. Step 2: Convert to fraction form
    119,758.60/179,539.26 = 47,718.76/x
  3. Step 3: Cross multiply
    119,758.60x = 179,539.26 × 47,718.76
  4. Step 4: Simplify right side
    119,758.60x = 8,567,390,858.52
  5. Step 5: Solve for x
    x = 8,567,390,858.52/119,758.60
  6. Step 6: Final answer
    x = 71,538.84

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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.