Home / 116,622.30-174,933.45-80,852.70

Finding the Fourth Proportional to 116,622.30, 174,933.45 and 80,852.70

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Solution

The fourth proportional to 116,622.30, 174,933.45 and 80,852.70 is: 121,279.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,622.30 : 174,933.45 = 80,852.70 : x
  2. Step 2: Convert to fraction form
    116,622.30/174,933.45 = 80,852.70/x
  3. Step 3: Cross multiply
    116,622.30x = 174,933.45 × 80,852.70
  4. Step 4: Simplify right side
    116,622.30x = 14,143,841,752.82
  5. Step 5: Solve for x
    x = 14,143,841,752.82/116,622.30
  6. Step 6: Final answer
    x = 121,279.05

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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.