Home / 88,664.20-132,923.40-47,111.20

Finding the Fourth Proportional to 88,664.20, 132,923.40 and 47,111.20

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Solution

The fourth proportional to 88,664.20, 132,923.40 and 47,111.20 is: 70,628.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,664.20 : 132,923.40 = 47,111.20 : x
  2. Step 2: Convert to fraction form
    88,664.20/132,923.40 = 47,111.20/x
  3. Step 3: Cross multiply
    88,664.20x = 132,923.40 × 47,111.20
  4. Step 4: Simplify right side
    88,664.20x = 6,262,180,882.08
  5. Step 5: Solve for x
    x = 6,262,180,882.08/88,664.20
  6. Step 6: Final answer
    x = 70,628.07

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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.