Home / 119,136.03-164,437.47-73,786.83

Finding the Fourth Proportional to 119,136.03, 164,437.47 and 73,786.83

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Solution

The fourth proportional to 119,136.03, 164,437.47 and 73,786.83 is: 101,844.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,136.03 : 164,437.47 = 73,786.83 : x
  2. Step 2: Convert to fraction form
    119,136.03/164,437.47 = 73,786.83/x
  3. Step 3: Cross multiply
    119,136.03x = 164,437.47 × 73,786.83
  4. Step 4: Simplify right side
    119,136.03x = 12,133,319,644.52
  5. Step 5: Solve for x
    x = 12,133,319,644.52/119,136.03
  6. Step 6: Final answer
    x = 101,844.25

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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.