Home / 229,223.91-343,910.58-115,312.93

Finding the Fourth Proportional to 229,223.91, 343,910.58 and 115,312.93

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Solution

The fourth proportional to 229,223.91, 343,910.58 and 115,312.93 is: 173,006.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,223.91 : 343,910.58 = 115,312.93 : x
  2. Step 2: Convert to fraction form
    229,223.91/343,910.58 = 115,312.93/x
  3. Step 3: Cross multiply
    229,223.91x = 343,910.58 × 115,312.93
  4. Step 4: Simplify right side
    229,223.91x = 39,657,336,637.80
  5. Step 5: Solve for x
    x = 39,657,336,637.80/229,223.91
  6. Step 6: Final answer
    x = 173,006.98

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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.