Home / 148,190.34-204,504.30-84,531.90

Finding the Fourth Proportional to 148,190.34, 204,504.30 and 84,531.90

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Solution

The fourth proportional to 148,190.34, 204,504.30 and 84,531.90 is: 116,654.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,190.34 : 204,504.30 = 84,531.90 : x
  2. Step 2: Convert to fraction form
    148,190.34/204,504.30 = 84,531.90/x
  3. Step 3: Cross multiply
    148,190.34x = 204,504.30 × 84,531.90
  4. Step 4: Simplify right side
    148,190.34x = 17,287,137,037.17
  5. Step 5: Solve for x
    x = 17,287,137,037.17/148,190.34
  6. Step 6: Final answer
    x = 116,654.95

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1.5x scale

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.