Home / 162,265.14-223,780.40-135,131.07

Finding the Fourth Proportional to 162,265.14, 223,780.40 and 135,131.07

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Solution

The fourth proportional to 162,265.14, 223,780.40 and 135,131.07 is: 186,359.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,265.14 : 223,780.40 = 135,131.07 : x
  2. Step 2: Convert to fraction form
    162,265.14/223,780.40 = 135,131.07/x
  3. Step 3: Cross multiply
    162,265.14x = 223,780.40 × 135,131.07
  4. Step 4: Simplify right side
    162,265.14x = 30,239,684,221.37
  5. Step 5: Solve for x
    x = 30,239,684,221.37/162,265.14
  6. Step 6: Final answer
    x = 186,359.71

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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.