Home / 89,245.65-133,779.75-44,736.56

Finding the Fourth Proportional to 89,245.65, 133,779.75 and 44,736.56

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Solution

The fourth proportional to 89,245.65, 133,779.75 and 44,736.56 is: 67,060.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,245.65 : 133,779.75 = 44,736.56 : x
  2. Step 2: Convert to fraction form
    89,245.65/133,779.75 = 44,736.56/x
  3. Step 3: Cross multiply
    89,245.65x = 133,779.75 × 44,736.56
  4. Step 4: Simplify right side
    89,245.65x = 5,984,845,143.76
  5. Step 5: Solve for x
    x = 5,984,845,143.76/89,245.65
  6. Step 6: Final answer
    x = 67,060.36

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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.