Home / 183,789.30-275,319.45-161,870.70

Finding the Fourth Proportional to 183,789.30, 275,319.45 and 161,870.70

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Solution

The fourth proportional to 183,789.30, 275,319.45 and 161,870.70 is: 242,485.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,789.30 : 275,319.45 = 161,870.70 : x
  2. Step 2: Convert to fraction form
    183,789.30/275,319.45 = 161,870.70/x
  3. Step 3: Cross multiply
    183,789.30x = 275,319.45 × 161,870.70
  4. Step 4: Simplify right side
    183,789.30x = 44,566,152,095.12
  5. Step 5: Solve for x
    x = 44,566,152,095.12/183,789.30
  6. Step 6: Final answer
    x = 242,485.02

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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.