Home / 247,231.64-370,847.43-89,423.19

Finding the Fourth Proportional to 247,231.64, 370,847.43 and 89,423.19

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Solution

The fourth proportional to 247,231.64, 370,847.43 and 89,423.19 is: 134,134.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,231.64 : 370,847.43 = 89,423.19 : x
  2. Step 2: Convert to fraction form
    247,231.64/370,847.43 = 89,423.19/x
  3. Step 3: Cross multiply
    247,231.64x = 370,847.43 × 89,423.19
  4. Step 4: Simplify right side
    247,231.64x = 33,162,360,193.90
  5. Step 5: Solve for x
    x = 33,162,360,193.90/247,231.64
  6. Step 6: Final answer
    x = 134,134.77

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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.