Home / 79,705.29-119,426.72-55,692.03

Finding the Fourth Proportional to 79,705.29, 119,426.72 and 55,692.03

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Solution

The fourth proportional to 79,705.29, 119,426.72 and 55,692.03 is: 83,446.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,705.29 : 119,426.72 = 55,692.03 : x
  2. Step 2: Convert to fraction form
    79,705.29/119,426.72 = 55,692.03/x
  3. Step 3: Cross multiply
    79,705.29x = 119,426.72 × 55,692.03
  4. Step 4: Simplify right side
    79,705.29x = 6,651,116,473.04
  5. Step 5: Solve for x
    x = 6,651,116,473.04/79,705.29
  6. Step 6: Final answer
    x = 83,446.36

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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.