Home / 229,225.05-343,841.82-79,470.22

Finding the Fourth Proportional to 229,225.05, 343,841.82 and 79,470.22

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Solution

The fourth proportional to 229,225.05, 343,841.82 and 79,470.22 is: 119,206.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,225.05 : 343,841.82 = 79,470.22 : x
  2. Step 2: Convert to fraction form
    229,225.05/343,841.82 = 79,470.22/x
  3. Step 3: Cross multiply
    229,225.05x = 343,841.82 × 79,470.22
  4. Step 4: Simplify right side
    229,225.05x = 27,325,185,080.60
  5. Step 5: Solve for x
    x = 27,325,185,080.60/229,225.05
  6. Step 6: Final answer
    x = 119,206.80

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1.5x scale

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.