Home / 189,055.48-260,914.95-141,225.79

Finding the Fourth Proportional to 189,055.48, 260,914.95 and 141,225.79

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Solution

The fourth proportional to 189,055.48, 260,914.95 and 141,225.79 is: 194,905.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,055.48 : 260,914.95 = 141,225.79 : x
  2. Step 2: Convert to fraction form
    189,055.48/260,914.95 = 141,225.79/x
  3. Step 3: Cross multiply
    189,055.48x = 260,914.95 × 141,225.79
  4. Step 4: Simplify right side
    189,055.48x = 36,847,919,936.56
  5. Step 5: Solve for x
    x = 36,847,919,936.56/189,055.48
  6. Step 6: Final answer
    x = 194,905.33

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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.