Home / 134,692.43-185,876.84-74,265.41

Finding the Fourth Proportional to 134,692.43, 185,876.84 and 74,265.41

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Solution

The fourth proportional to 134,692.43, 185,876.84 and 74,265.41 is: 102,486.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,692.43 : 185,876.84 = 74,265.41 : x
  2. Step 2: Convert to fraction form
    134,692.43/185,876.84 = 74,265.41/x
  3. Step 3: Cross multiply
    134,692.43x = 185,876.84 × 74,265.41
  4. Step 4: Simplify right side
    134,692.43x = 13,804,220,382.46
  5. Step 5: Solve for x
    x = 13,804,220,382.46/134,692.43
  6. Step 6: Final answer
    x = 102,486.98

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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.