Home / 148,100.13-204,373.13-84,458.43

Finding the Fourth Proportional to 148,100.13, 204,373.13 and 84,458.43

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Solution

The fourth proportional to 148,100.13, 204,373.13 and 84,458.43 is: 116,549.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,100.13 : 204,373.13 = 84,458.43 : x
  2. Step 2: Convert to fraction form
    148,100.13/204,373.13 = 84,458.43/x
  3. Step 3: Cross multiply
    148,100.13x = 204,373.13 × 84,458.43
  4. Step 4: Simplify right side
    148,100.13x = 17,261,033,271.69
  5. Step 5: Solve for x
    x = 17,261,033,271.69/148,100.13
  6. Step 6: Final answer
    x = 116,549.75

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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.