Home / 229,990.55-344,869.18-105,224.63

Finding the Fourth Proportional to 229,990.55, 344,869.18 and 105,224.63

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Solution

The fourth proportional to 229,990.55, 344,869.18 and 105,224.63 is: 157,783.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,990.55 : 344,869.18 = 105,224.63 : x
  2. Step 2: Convert to fraction form
    229,990.55/344,869.18 = 105,224.63/x
  3. Step 3: Cross multiply
    229,990.55x = 344,869.18 × 105,224.63
  4. Step 4: Simplify right side
    229,990.55x = 36,288,729,876.50
  5. Step 5: Solve for x
    x = 36,288,729,876.50/229,990.55
  6. Step 6: Final answer
    x = 157,783.57

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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.