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Finding the Fourth Proportional to 60,316.74, 90,475.11 and 41,322.65

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Solution

The fourth proportional to 60,316.74, 90,475.11 and 41,322.65 is: 61,983.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,316.74 : 90,475.11 = 41,322.65 : x
  2. Step 2: Convert to fraction form
    60,316.74/90,475.11 = 41,322.65/x
  3. Step 3: Cross multiply
    60,316.74x = 90,475.11 × 41,322.65
  4. Step 4: Simplify right side
    60,316.74x = 3,738,670,851.87
  5. Step 5: Solve for x
    x = 3,738,670,851.87/60,316.74
  6. Step 6: Final answer
    x = 61,983.97

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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.