Home / 229,970.34-344,965.23-80,225.64

Finding the Fourth Proportional to 229,970.34, 344,965.23 and 80,225.64

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Solution

The fourth proportional to 229,970.34, 344,965.23 and 80,225.64 is: 120,341.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,970.34 : 344,965.23 = 80,225.64 : x
  2. Step 2: Convert to fraction form
    229,970.34/344,965.23 = 80,225.64/x
  3. Step 3: Cross multiply
    229,970.34x = 344,965.23 × 80,225.64
  4. Step 4: Simplify right side
    229,970.34x = 27,675,056,354.50
  5. Step 5: Solve for x
    x = 27,675,056,354.50/229,970.34
  6. Step 6: Final answer
    x = 120,341.85

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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.