Home / 161,926.94-223,462.05-90,299.27

Finding the Fourth Proportional to 161,926.94, 223,462.05 and 90,299.27

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Solution

The fourth proportional to 161,926.94, 223,462.05 and 90,299.27 is: 124,614.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,926.94 : 223,462.05 = 90,299.27 : x
  2. Step 2: Convert to fraction form
    161,926.94/223,462.05 = 90,299.27/x
  3. Step 3: Cross multiply
    161,926.94x = 223,462.05 × 90,299.27
  4. Step 4: Simplify right side
    161,926.94x = 20,178,459,987.70
  5. Step 5: Solve for x
    x = 20,178,459,987.70/161,926.94
  6. Step 6: Final answer
    x = 124,614.59

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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.