Home / 89,926.84-124,098.45-49,640.58

Finding the Fourth Proportional to 89,926.84, 124,098.45 and 49,640.58

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Solution

The fourth proportional to 89,926.84, 124,098.45 and 49,640.58 is: 68,503.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,926.84 : 124,098.45 = 49,640.58 : x
  2. Step 2: Convert to fraction form
    89,926.84/124,098.45 = 49,640.58/x
  3. Step 3: Cross multiply
    89,926.84x = 124,098.45 × 49,640.58
  4. Step 4: Simplify right side
    89,926.84x = 6,160,318,848.95
  5. Step 5: Solve for x
    x = 6,160,318,848.95/89,926.84
  6. Step 6: Final answer
    x = 68,503.67

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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.