Home / 136,416.84-204,557.82-82,437.12

Finding the Fourth Proportional to 136,416.84, 204,557.82 and 82,437.12

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Solution

The fourth proportional to 136,416.84, 204,557.82 and 82,437.12 is: 123,614.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,416.84 : 204,557.82 = 82,437.12 : x
  2. Step 2: Convert to fraction form
    136,416.84/204,557.82 = 82,437.12/x
  3. Step 3: Cross multiply
    136,416.84x = 204,557.82 × 82,437.12
  4. Step 4: Simplify right side
    136,416.84x = 16,863,157,554.28
  5. Step 5: Solve for x
    x = 16,863,157,554.28/136,416.84
  6. Step 6: Final answer
    x = 123,614.93

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1.5x scale

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.