Home / 147,127.84-220,692.24-40,513.28

Finding the Fourth Proportional to 147,127.84, 220,692.24 and 40,513.28

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Solution

The fourth proportional to 147,127.84, 220,692.24 and 40,513.28 is: 60,770.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,127.84 : 220,692.24 = 40,513.28 : x
  2. Step 2: Convert to fraction form
    147,127.84/220,692.24 = 40,513.28/x
  3. Step 3: Cross multiply
    147,127.84x = 220,692.24 × 40,513.28
  4. Step 4: Simplify right side
    147,127.84x = 8,940,966,512.95
  5. Step 5: Solve for x
    x = 8,940,966,512.95/147,127.84
  6. Step 6: Final answer
    x = 60,770.05

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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.