Home / 56,907.63-78,542.12-33,054.27

Finding the Fourth Proportional to 56,907.63, 78,542.12 and 33,054.27

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Solution

The fourth proportional to 56,907.63, 78,542.12 and 33,054.27 is: 45,620.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,907.63 : 78,542.12 = 33,054.27 : x
  2. Step 2: Convert to fraction form
    56,907.63/78,542.12 = 33,054.27/x
  3. Step 3: Cross multiply
    56,907.63x = 78,542.12 × 33,054.27
  4. Step 4: Simplify right side
    56,907.63x = 2,596,152,275.58
  5. Step 5: Solve for x
    x = 2,596,152,275.58/56,907.63
  6. Step 6: Final answer
    x = 45,620.46

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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.