Home / 136,204.72-204,263.10-49,638.26

Finding the Fourth Proportional to 136,204.72, 204,263.10 and 49,638.26

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Solution

The fourth proportional to 136,204.72, 204,263.10 and 49,638.26 is: 74,441.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,204.72 : 204,263.10 = 49,638.26 : x
  2. Step 2: Convert to fraction form
    136,204.72/204,263.10 = 49,638.26/x
  3. Step 3: Cross multiply
    136,204.72x = 204,263.10 × 49,638.26
  4. Step 4: Simplify right side
    136,204.72x = 10,139,264,866.21
  5. Step 5: Solve for x
    x = 10,139,264,866.21/136,204.72
  6. Step 6: Final answer
    x = 74,441.36

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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.