Home / 88,891.26-122,670.04-48,605.20

Finding the Fourth Proportional to 88,891.26, 122,670.04 and 48,605.20

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Solution

The fourth proportional to 88,891.26, 122,670.04 and 48,605.20 is: 67,075.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,891.26 : 122,670.04 = 48,605.20 : x
  2. Step 2: Convert to fraction form
    88,891.26/122,670.04 = 48,605.20/x
  3. Step 3: Cross multiply
    88,891.26x = 122,670.04 × 48,605.20
  4. Step 4: Simplify right side
    88,891.26x = 5,962,401,828.21
  5. Step 5: Solve for x
    x = 5,962,401,828.21/88,891.26
  6. Step 6: Final answer
    x = 67,075.23

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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.