Home / 238,175.04-328,692.96-130,743.84

Finding the Fourth Proportional to 238,175.04, 328,692.96 and 130,743.84

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Solution

The fourth proportional to 238,175.04, 328,692.96 and 130,743.84 is: 180,432.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,175.04 : 328,692.96 = 130,743.84 : x
  2. Step 2: Convert to fraction form
    238,175.04/328,692.96 = 130,743.84/x
  3. Step 3: Cross multiply
    238,175.04x = 328,692.96 × 130,743.84
  4. Step 4: Simplify right side
    238,175.04x = 42,974,579,771.37
  5. Step 5: Solve for x
    x = 42,974,579,771.37/238,175.04
  6. Step 6: Final answer
    x = 180,432.76

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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.