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Finding the Fourth Proportional to 229,924.88, 344,939.22 and 70,015.11

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Solution

The fourth proportional to 229,924.88, 344,939.22 and 70,015.11 is: 105,038.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,924.88 : 344,939.22 = 70,015.11 : x
  2. Step 2: Convert to fraction form
    229,924.88/344,939.22 = 70,015.11/x
  3. Step 3: Cross multiply
    229,924.88x = 344,939.22 × 70,015.11
  4. Step 4: Simplify right side
    229,924.88x = 24,150,957,431.61
  5. Step 5: Solve for x
    x = 24,150,957,431.61/229,924.88
  6. Step 6: Final answer
    x = 105,038.47

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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.