Home / 204,051.40-306,077.10-141,065.80

Finding the Fourth Proportional to 204,051.40, 306,077.10 and 141,065.80

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Solution

The fourth proportional to 204,051.40, 306,077.10 and 141,065.80 is: 211,598.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,051.40 : 306,077.10 = 141,065.80 : x
  2. Step 2: Convert to fraction form
    204,051.40/306,077.10 = 141,065.80/x
  3. Step 3: Cross multiply
    204,051.40x = 306,077.10 × 141,065.80
  4. Step 4: Simplify right side
    204,051.40x = 43,177,010,973.18
  5. Step 5: Solve for x
    x = 43,177,010,973.18/204,051.40
  6. Step 6: Final answer
    x = 211,598.70

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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.