Home / 119,861.47-179,902.64-60,739.03

Finding the Fourth Proportional to 119,861.47, 179,902.64 and 60,739.03

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Solution

The fourth proportional to 119,861.47, 179,902.64 and 60,739.03 is: 91,164.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,861.47 : 179,902.64 = 60,739.03 : x
  2. Step 2: Convert to fraction form
    119,861.47/179,902.64 = 60,739.03/x
  3. Step 3: Cross multiply
    119,861.47x = 179,902.64 × 60,739.03
  4. Step 4: Simplify right side
    119,861.47x = 10,927,111,848.04
  5. Step 5: Solve for x
    x = 10,927,111,848.04/119,861.47
  6. Step 6: Final answer
    x = 91,164.51

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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.