Home / 268,273.76-402,752.07-173,898.81

Finding the Fourth Proportional to 268,273.76, 402,752.07 and 173,898.81

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Solution

The fourth proportional to 268,273.76, 402,752.07 and 173,898.81 is: 261,069.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,273.76 : 402,752.07 = 173,898.81 : x
  2. Step 2: Convert to fraction form
    268,273.76/402,752.07 = 173,898.81/x
  3. Step 3: Cross multiply
    268,273.76x = 402,752.07 × 173,898.81
  4. Step 4: Simplify right side
    268,273.76x = 70,038,105,698.04
  5. Step 5: Solve for x
    x = 70,038,105,698.04/268,273.76
  6. Step 6: Final answer
    x = 261,069.54

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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.