Home / 88,623.04-132,622.26-55,358.76

Finding the Fourth Proportional to 88,623.04, 132,622.26 and 55,358.76

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Solution

The fourth proportional to 88,623.04, 132,622.26 and 55,358.76 is: 82,843.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,623.04 : 132,622.26 = 55,358.76 : x
  2. Step 2: Convert to fraction form
    88,623.04/132,622.26 = 55,358.76/x
  3. Step 3: Cross multiply
    88,623.04x = 132,622.26 × 55,358.76
  4. Step 4: Simplify right side
    88,623.04x = 7,341,803,862.00
  5. Step 5: Solve for x
    x = 7,341,803,862.00/88,623.04
  6. Step 6: Final answer
    x = 82,843.06

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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.