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Finding the Fourth Proportional to 243,225.28, 335,554.25 and 162,524.98

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Solution

The fourth proportional to 243,225.28, 335,554.25 and 162,524.98 is: 224,219.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,225.28 : 335,554.25 = 162,524.98 : x
  2. Step 2: Convert to fraction form
    243,225.28/335,554.25 = 162,524.98/x
  3. Step 3: Cross multiply
    243,225.28x = 335,554.25 × 162,524.98
  4. Step 4: Simplify right side
    243,225.28x = 54,535,947,376.98
  5. Step 5: Solve for x
    x = 54,535,947,376.98/243,225.28
  6. Step 6: Final answer
    x = 224,219.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.