Home / 77,006.16-115,397.73-32,571.72

Finding the Fourth Proportional to 77,006.16, 115,397.73 and 32,571.72

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Solution

The fourth proportional to 77,006.16, 115,397.73 and 32,571.72 is: 48,810.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,006.16 : 115,397.73 = 32,571.72 : x
  2. Step 2: Convert to fraction form
    77,006.16/115,397.73 = 32,571.72/x
  3. Step 3: Cross multiply
    77,006.16x = 115,397.73 × 32,571.72
  4. Step 4: Simplify right side
    77,006.16x = 3,758,702,550.20
  5. Step 5: Solve for x
    x = 3,758,702,550.20/77,006.16
  6. Step 6: Final answer
    x = 48,810.41

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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.