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Finding the Fourth Proportional to 233,908.50, 350,861.95 and 56,415.49

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Solution

The fourth proportional to 233,908.50, 350,861.95 and 56,415.49 is: 84,623.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,908.50 : 350,861.95 = 56,415.49 : x
  2. Step 2: Convert to fraction form
    233,908.50/350,861.95 = 56,415.49/x
  3. Step 3: Cross multiply
    233,908.50x = 350,861.95 × 56,415.49
  4. Step 4: Simplify right side
    233,908.50x = 19,794,048,831.61
  5. Step 5: Solve for x
    x = 19,794,048,831.61/233,908.50
  6. Step 6: Final answer
    x = 84,623.04

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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.