Home / 89,926.00-124,098.05-49,639.80

Finding the Fourth Proportional to 89,926.00, 124,098.05 and 49,639.80

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Solution

The fourth proportional to 89,926.00, 124,098.05 and 49,639.80 is: 68,503.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,926.00 : 124,098.05 = 49,639.80 : x
  2. Step 2: Convert to fraction form
    89,926.00/124,098.05 = 49,639.80/x
  3. Step 3: Cross multiply
    89,926.00x = 124,098.05 × 49,639.80
  4. Step 4: Simplify right side
    89,926.00x = 6,160,201,700.09
  5. Step 5: Solve for x
    x = 6,160,201,700.09/89,926.00
  6. Step 6: Final answer
    x = 68,503.01

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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.