Home / 89,536.93-123,561.21-49,254.82

Finding the Fourth Proportional to 89,536.93, 123,561.21 and 49,254.82

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Solution

The fourth proportional to 89,536.93, 123,561.21 and 49,254.82 is: 67,971.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,536.93 : 123,561.21 = 49,254.82 : x
  2. Step 2: Convert to fraction form
    89,536.93/123,561.21 = 49,254.82/x
  3. Step 3: Cross multiply
    89,536.93x = 123,561.21 × 49,254.82
  4. Step 4: Simplify right side
    89,536.93x = 6,085,985,157.53
  5. Step 5: Solve for x
    x = 6,085,985,157.53/89,536.93
  6. Step 6: Final answer
    x = 67,971.79

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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.