Home / 247,738.50-371,626.29-70,259.81

Finding the Fourth Proportional to 247,738.50, 371,626.29 and 70,259.81

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Solution

The fourth proportional to 247,738.50, 371,626.29 and 70,259.81 is: 105,394.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,738.50 : 371,626.29 = 70,259.81 : x
  2. Step 2: Convert to fraction form
    247,738.50/371,626.29 = 70,259.81/x
  3. Step 3: Cross multiply
    247,738.50x = 371,626.29 × 70,259.81
  4. Step 4: Simplify right side
    247,738.50x = 26,110,390,668.27
  5. Step 5: Solve for x
    x = 26,110,390,668.27/247,738.50
  6. Step 6: Final answer
    x = 105,394.97

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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.