Home / 136,407.51-204,611.28-41,638.22

Finding the Fourth Proportional to 136,407.51, 204,611.28 and 41,638.22

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Solution

The fourth proportional to 136,407.51, 204,611.28 and 41,638.22 is: 62,457.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,407.51 : 204,611.28 = 41,638.22 : x
  2. Step 2: Convert to fraction form
    136,407.51/204,611.28 = 41,638.22/x
  3. Step 3: Cross multiply
    136,407.51x = 204,611.28 × 41,638.22
  4. Step 4: Simplify right side
    136,407.51x = 8,519,648,259.87
  5. Step 5: Solve for x
    x = 8,519,648,259.87/136,407.51
  6. Step 6: Final answer
    x = 62,457.33

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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.