Home / 263,549.52-363,699.18-142,692.12

Finding the Fourth Proportional to 263,549.52, 363,699.18 and 142,692.12

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Solution

The fourth proportional to 263,549.52, 363,699.18 and 142,692.12 is: 196,915.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,549.52 : 363,699.18 = 142,692.12 : x
  2. Step 2: Convert to fraction form
    263,549.52/363,699.18 = 142,692.12/x
  3. Step 3: Cross multiply
    263,549.52x = 363,699.18 × 142,692.12
  4. Step 4: Simplify right side
    263,549.52x = 51,897,007,036.46
  5. Step 5: Solve for x
    x = 51,897,007,036.46/263,549.52
  6. Step 6: Final answer
    x = 196,915.58

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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.