Home / 212,735.68-293,575.20-127,852.75

Finding the Fourth Proportional to 212,735.68, 293,575.20 and 127,852.75

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Solution

The fourth proportional to 212,735.68, 293,575.20 and 127,852.75 is: 176,436.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,735.68 : 293,575.20 = 127,852.75 : x
  2. Step 2: Convert to fraction form
    212,735.68/293,575.20 = 127,852.75/x
  3. Step 3: Cross multiply
    212,735.68x = 293,575.20 × 127,852.75
  4. Step 4: Simplify right side
    212,735.68x = 37,534,396,651.80
  5. Step 5: Solve for x
    x = 37,534,396,651.80/212,735.68
  6. Step 6: Final answer
    x = 176,436.77

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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.