Home / 133,241.28-183,855.27-85,559.22

Finding the Fourth Proportional to 133,241.28, 183,855.27 and 85,559.22

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Solution

The fourth proportional to 133,241.28, 183,855.27 and 85,559.22 is: 118,060.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,241.28 : 183,855.27 = 85,559.22 : x
  2. Step 2: Convert to fraction form
    133,241.28/183,855.27 = 85,559.22/x
  3. Step 3: Cross multiply
    133,241.28x = 183,855.27 × 85,559.22
  4. Step 4: Simplify right side
    133,241.28x = 15,730,513,494.09
  5. Step 5: Solve for x
    x = 15,730,513,494.09/133,241.28
  6. Step 6: Final answer
    x = 118,060.36

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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.