Home / 247,943.14-371,696.69-98,288.55

Finding the Fourth Proportional to 247,943.14, 371,696.69 and 98,288.55

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Solution

The fourth proportional to 247,943.14, 371,696.69 and 98,288.55 is: 147,346.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,943.14 : 371,696.69 = 98,288.55 : x
  2. Step 2: Convert to fraction form
    247,943.14/371,696.69 = 98,288.55/x
  3. Step 3: Cross multiply
    247,943.14x = 371,696.69 × 98,288.55
  4. Step 4: Simplify right side
    247,943.14x = 36,533,528,993.64
  5. Step 5: Solve for x
    x = 36,533,528,993.64/247,943.14
  6. Step 6: Final answer
    x = 147,346.40

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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.