Home / 229,073.13-343,527.35-79,272.74

Finding the Fourth Proportional to 229,073.13, 343,527.35 and 79,272.74

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Solution

The fourth proportional to 229,073.13, 343,527.35 and 79,272.74 is: 118,880.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,073.13 : 343,527.35 = 79,272.74 : x
  2. Step 2: Convert to fraction form
    229,073.13/343,527.35 = 79,272.74/x
  3. Step 3: Cross multiply
    229,073.13x = 343,527.35 × 79,272.74
  4. Step 4: Simplify right side
    229,073.13x = 27,232,354,761.89
  5. Step 5: Solve for x
    x = 27,232,354,761.89/229,073.13
  6. Step 6: Final answer
    x = 118,880.62

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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.