Home / 89,325.47-123,271.82-49,041.95

Finding the Fourth Proportional to 89,325.47, 123,271.82 and 49,041.95

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Solution

The fourth proportional to 89,325.47, 123,271.82 and 49,041.95 is: 67,679.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,325.47 : 123,271.82 = 49,041.95 : x
  2. Step 2: Convert to fraction form
    89,325.47/123,271.82 = 49,041.95/x
  3. Step 3: Cross multiply
    89,325.47x = 123,271.82 × 49,041.95
  4. Step 4: Simplify right side
    89,325.47x = 6,045,489,571.28
  5. Step 5: Solve for x
    x = 6,045,489,571.28/89,325.47
  6. Step 6: Final answer
    x = 67,679.35

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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.