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Finding the Fourth Proportional to 134,692.04, 185,866.58 and 74,259.56

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Solution

The fourth proportional to 134,692.04, 185,866.58 and 74,259.56 is: 102,473.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,692.04 : 185,866.58 = 74,259.56 : x
  2. Step 2: Convert to fraction form
    134,692.04/185,866.58 = 74,259.56/x
  3. Step 3: Cross multiply
    134,692.04x = 185,866.58 × 74,259.56
  4. Step 4: Simplify right side
    134,692.04x = 13,802,370,449.50
  5. Step 5: Solve for x
    x = 13,802,370,449.50/134,692.04
  6. Step 6: Final answer
    x = 102,473.54

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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.