Home / 119,403.05-179,133.84-98,091.79

Finding the Fourth Proportional to 119,403.05, 179,133.84 and 98,091.79

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Solution

The fourth proportional to 119,403.05, 179,133.84 and 98,091.79 is: 147,161.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,403.05 : 179,133.84 = 98,091.79 : x
  2. Step 2: Convert to fraction form
    119,403.05/179,133.84 = 98,091.79/x
  3. Step 3: Cross multiply
    119,403.05x = 179,133.84 × 98,091.79
  4. Step 4: Simplify right side
    119,403.05x = 17,571,558,567.34
  5. Step 5: Solve for x
    x = 17,571,558,567.34/119,403.05
  6. Step 6: Final answer
    x = 147,161.72

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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.