Home / 229,783.50-344,672.82-89,640.54

Finding the Fourth Proportional to 229,783.50, 344,672.82 and 89,640.54

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Solution

The fourth proportional to 229,783.50, 344,672.82 and 89,640.54 is: 134,459.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,783.50 : 344,672.82 = 89,640.54 : x
  2. Step 2: Convert to fraction form
    229,783.50/344,672.82 = 89,640.54/x
  3. Step 3: Cross multiply
    229,783.50x = 344,672.82 × 89,640.54
  4. Step 4: Simplify right side
    229,783.50x = 30,896,657,708.12
  5. Step 5: Solve for x
    x = 30,896,657,708.12/229,783.50
  6. Step 6: Final answer
    x = 134,459.86

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1.5x scale

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.