Home / 56,929.44-78,567.12-33,063.60

Finding the Fourth Proportional to 56,929.44, 78,567.12 and 33,063.60

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Solution

The fourth proportional to 56,929.44, 78,567.12 and 33,063.60 is: 45,630.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,929.44 : 78,567.12 = 33,063.60 : x
  2. Step 2: Convert to fraction form
    56,929.44/78,567.12 = 33,063.60/x
  3. Step 3: Cross multiply
    56,929.44x = 78,567.12 × 33,063.60
  4. Step 4: Simplify right side
    56,929.44x = 2,597,711,828.83
  5. Step 5: Solve for x
    x = 2,597,711,828.83/56,929.44
  6. Step 6: Final answer
    x = 45,630.38

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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.