Home / 49,489.40-74,061.30-34,628.60

Finding the Fourth Proportional to 49,489.40, 74,061.30 and 34,628.60

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Solution

The fourth proportional to 49,489.40, 74,061.30 and 34,628.60 is: 51,821.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,489.40 : 74,061.30 = 34,628.60 : x
  2. Step 2: Convert to fraction form
    49,489.40/74,061.30 = 34,628.60/x
  3. Step 3: Cross multiply
    49,489.40x = 74,061.30 × 34,628.60
  4. Step 4: Simplify right side
    49,489.40x = 2,564,639,133.18
  5. Step 5: Solve for x
    x = 2,564,639,133.18/49,489.40
  6. Step 6: Final answer
    x = 51,821.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.