Home / 54,495.07-75,189.33-31,819.62

Finding the Fourth Proportional to 54,495.07, 75,189.33 and 31,819.62

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Solution

The fourth proportional to 54,495.07, 75,189.33 and 31,819.62 is: 43,902.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,495.07 : 75,189.33 = 31,819.62 : x
  2. Step 2: Convert to fraction form
    54,495.07/75,189.33 = 31,819.62/x
  3. Step 3: Cross multiply
    54,495.07x = 75,189.33 × 31,819.62
  4. Step 4: Simplify right side
    54,495.07x = 2,392,495,908.65
  5. Step 5: Solve for x
    x = 2,392,495,908.65/54,495.07
  6. Step 6: Final answer
    x = 43,902.98

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1.5x scale

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.