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Finding the Fourth Proportional to 56,597.58, 78,069.91 and 33,611.79

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Solution

The fourth proportional to 56,597.58, 78,069.91 and 33,611.79 is: 46,363.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,597.58 : 78,069.91 = 33,611.79 : x
  2. Step 2: Convert to fraction form
    56,597.58/78,069.91 = 33,611.79/x
  3. Step 3: Cross multiply
    56,597.58x = 78,069.91 × 33,611.79
  4. Step 4: Simplify right side
    56,597.58x = 2,624,069,420.24
  5. Step 5: Solve for x
    x = 2,624,069,420.24/56,597.58
  6. Step 6: Final answer
    x = 46,363.63

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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.