Home / 56,564.57-78,054.55-32,692.79

Finding the Fourth Proportional to 56,564.57, 78,054.55 and 32,692.79

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Solution

The fourth proportional to 56,564.57, 78,054.55 and 32,692.79 is: 45,113.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,564.57 : 78,054.55 = 32,692.79 : x
  2. Step 2: Convert to fraction form
    56,564.57/78,054.55 = 32,692.79/x
  3. Step 3: Cross multiply
    56,564.57x = 78,054.55 × 32,692.79
  4. Step 4: Simplify right side
    56,564.57x = 2,551,820,539.69
  5. Step 5: Solve for x
    x = 2,551,820,539.69/56,564.57
  6. Step 6: Final answer
    x = 45,113.41

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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.