Home / 218,827.76-302,069.27-188,079.14

Finding the Fourth Proportional to 218,827.76, 302,069.27 and 188,079.14

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Solution

The fourth proportional to 218,827.76, 302,069.27 and 188,079.14 is: 259,623.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,827.76 : 302,069.27 = 188,079.14 : x
  2. Step 2: Convert to fraction form
    218,827.76/302,069.27 = 188,079.14/x
  3. Step 3: Cross multiply
    218,827.76x = 302,069.27 × 188,079.14
  4. Step 4: Simplify right side
    218,827.76x = 56,812,929,747.40
  5. Step 5: Solve for x
    x = 56,812,929,747.40/218,827.76
  6. Step 6: Final answer
    x = 259,623.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.