Home / 66,352.99-99,561.35-41,386.63

Finding the Fourth Proportional to 66,352.99, 99,561.35 and 41,386.63

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Solution

The fourth proportional to 66,352.99, 99,561.35 and 41,386.63 is: 62,099.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,352.99 : 99,561.35 = 41,386.63 : x
  2. Step 2: Convert to fraction form
    66,352.99/99,561.35 = 41,386.63/x
  3. Step 3: Cross multiply
    66,352.99x = 99,561.35 × 41,386.63
  4. Step 4: Simplify right side
    66,352.99x = 4,120,508,050.01
  5. Step 5: Solve for x
    x = 4,120,508,050.01/66,352.99
  6. Step 6: Final answer
    x = 62,099.81

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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.