Home / 89,944.66-124,122.93-49,658.50

Finding the Fourth Proportional to 89,944.66, 124,122.93 and 49,658.50

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Solution

The fourth proportional to 89,944.66, 124,122.93 and 49,658.50 is: 68,528.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,944.66 : 124,122.93 = 49,658.50 : x
  2. Step 2: Convert to fraction form
    89,944.66/124,122.93 = 49,658.50/x
  3. Step 3: Cross multiply
    89,944.66x = 124,122.93 × 49,658.50
  4. Step 4: Simplify right side
    89,944.66x = 6,163,758,519.41
  5. Step 5: Solve for x
    x = 6,163,758,519.41/89,944.66
  6. Step 6: Final answer
    x = 68,528.34

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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.