Home / 84,692.02-127,043.34-28,527.52

Finding the Fourth Proportional to 84,692.02, 127,043.34 and 28,527.52

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Solution

The fourth proportional to 84,692.02, 127,043.34 and 28,527.52 is: 42,793.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,692.02 : 127,043.34 = 28,527.52 : x
  2. Step 2: Convert to fraction form
    84,692.02/127,043.34 = 28,527.52/x
  3. Step 3: Cross multiply
    84,692.02x = 127,043.34 × 28,527.52
  4. Step 4: Simplify right side
    84,692.02x = 3,624,231,422.72
  5. Step 5: Solve for x
    x = 3,624,231,422.72/84,692.02
  6. Step 6: Final answer
    x = 42,793.07

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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.