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Finding the Fourth Proportional to 56,423.89, 84,532.06 and 35,359.99

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Solution

The fourth proportional to 56,423.89, 84,532.06 and 35,359.99 is: 52,974.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,423.89 : 84,532.06 = 35,359.99 : x
  2. Step 2: Convert to fraction form
    56,423.89/84,532.06 = 35,359.99/x
  3. Step 3: Cross multiply
    56,423.89x = 84,532.06 × 35,359.99
  4. Step 4: Simplify right side
    56,423.89x = 2,989,052,905.74
  5. Step 5: Solve for x
    x = 2,989,052,905.74/56,423.89
  6. Step 6: Final answer
    x = 52,974.95

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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.