Home / 229,640.04-344,525.40-89,438.76

Finding the Fourth Proportional to 229,640.04, 344,525.40 and 89,438.76

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Solution

The fourth proportional to 229,640.04, 344,525.40 and 89,438.76 is: 134,183.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,640.04 : 344,525.40 = 89,438.76 : x
  2. Step 2: Convert to fraction form
    229,640.04/344,525.40 = 89,438.76/x
  3. Step 3: Cross multiply
    229,640.04x = 344,525.40 × 89,438.76
  4. Step 4: Simplify right side
    229,640.04x = 30,813,924,564.50
  5. Step 5: Solve for x
    x = 30,813,924,564.50/229,640.04
  6. Step 6: Final answer
    x = 134,183.59

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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.