Home / 89,495.23-123,503.87-49,211.59

Finding the Fourth Proportional to 89,495.23, 123,503.87 and 49,211.59

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Solution

The fourth proportional to 89,495.23, 123,503.87 and 49,211.59 is: 67,912.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,495.23 : 123,503.87 = 49,211.59 : x
  2. Step 2: Convert to fraction form
    89,495.23/123,503.87 = 49,211.59/x
  3. Step 3: Cross multiply
    89,495.23x = 123,503.87 × 49,211.59
  4. Step 4: Simplify right side
    89,495.23x = 6,077,820,950.28
  5. Step 5: Solve for x
    x = 6,077,820,950.28/89,495.23
  6. Step 6: Final answer
    x = 67,912.24

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1.5x scale

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.