Home / 56,928.45-78,556.84-33,056.91

Finding the Fourth Proportional to 56,928.45, 78,556.84 and 33,056.91

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Solution

The fourth proportional to 56,928.45, 78,556.84 and 33,056.91 is: 45,615.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,928.45 : 78,556.84 = 33,056.91 : x
  2. Step 2: Convert to fraction form
    56,928.45/78,556.84 = 33,056.91/x
  3. Step 3: Cross multiply
    56,928.45x = 78,556.84 × 33,056.91
  4. Step 4: Simplify right side
    56,928.45x = 2,596,846,307.12
  5. Step 5: Solve for x
    x = 2,596,846,307.12/56,928.45
  6. Step 6: Final answer
    x = 45,615.96

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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.