Home / 119,530.35-179,294.99-57,011.31

Finding the Fourth Proportional to 119,530.35, 179,294.99 and 57,011.31

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Solution

The fourth proportional to 119,530.35, 179,294.99 and 57,011.31 is: 85,516.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,530.35 : 179,294.99 = 57,011.31 : x
  2. Step 2: Convert to fraction form
    119,530.35/179,294.99 = 57,011.31/x
  3. Step 3: Cross multiply
    119,530.35x = 179,294.99 × 57,011.31
  4. Step 4: Simplify right side
    119,530.35x = 10,221,841,971.28
  5. Step 5: Solve for x
    x = 10,221,841,971.28/119,530.35
  6. Step 6: Final answer
    x = 85,516.71

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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.