Home / 77,692.67-116,352.07-52,656.77

Finding the Fourth Proportional to 77,692.67, 116,352.07 and 52,656.77

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Solution

The fourth proportional to 77,692.67, 116,352.07 and 52,656.77 is: 78,858.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,692.67 : 116,352.07 = 52,656.77 : x
  2. Step 2: Convert to fraction form
    77,692.67/116,352.07 = 52,656.77/x
  3. Step 3: Cross multiply
    77,692.67x = 116,352.07 × 52,656.77
  4. Step 4: Simplify right side
    77,692.67x = 6,126,724,189.01
  5. Step 5: Solve for x
    x = 6,126,724,189.01/77,692.67
  6. Step 6: Final answer
    x = 78,858.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.