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Finding the Fourth Proportional to 68,750.50, 94,803.73 and 50,882.98

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Solution

The fourth proportional to 68,750.50, 94,803.73 and 50,882.98 is: 70,165.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,750.50 : 94,803.73 = 50,882.98 : x
  2. Step 2: Convert to fraction form
    68,750.50/94,803.73 = 50,882.98/x
  3. Step 3: Cross multiply
    68,750.50x = 94,803.73 × 50,882.98
  4. Step 4: Simplify right side
    68,750.50x = 4,823,896,297.52
  5. Step 5: Solve for x
    x = 4,823,896,297.52/68,750.50
  6. Step 6: Final answer
    x = 70,165.25

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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.