Home / 183,820.30-275,730.45-120,834.70

Finding the Fourth Proportional to 183,820.30, 275,730.45 and 120,834.70

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Solution

The fourth proportional to 183,820.30, 275,730.45 and 120,834.70 is: 181,252.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,820.30 : 275,730.45 = 120,834.70 : x
  2. Step 2: Convert to fraction form
    183,820.30/275,730.45 = 120,834.70/x
  3. Step 3: Cross multiply
    183,820.30x = 275,730.45 × 120,834.70
  4. Step 4: Simplify right side
    183,820.30x = 33,317,806,206.62
  5. Step 5: Solve for x
    x = 33,317,806,206.62/183,820.30
  6. Step 6: Final answer
    x = 181,252.05

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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.