Home / 119,782.28-179,501.18-82,384.58

Finding the Fourth Proportional to 119,782.28, 179,501.18 and 82,384.58

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Solution

The fourth proportional to 119,782.28, 179,501.18 and 82,384.58 is: 123,458.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,782.28 : 179,501.18 = 82,384.58 : x
  2. Step 2: Convert to fraction form
    119,782.28/179,501.18 = 82,384.58/x
  3. Step 3: Cross multiply
    119,782.28x = 179,501.18 × 82,384.58
  4. Step 4: Simplify right side
    119,782.28x = 14,788,129,323.80
  5. Step 5: Solve for x
    x = 14,788,129,323.80/119,782.28
  6. Step 6: Final answer
    x = 123,458.41

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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.