Home / 136,259.52-204,315.12-47,489.22

Finding the Fourth Proportional to 136,259.52, 204,315.12 and 47,489.22

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Solution

The fourth proportional to 136,259.52, 204,315.12 and 47,489.22 is: 71,207.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,259.52 : 204,315.12 = 47,489.22 : x
  2. Step 2: Convert to fraction form
    136,259.52/204,315.12 = 47,489.22/x
  3. Step 3: Cross multiply
    136,259.52x = 204,315.12 × 47,489.22
  4. Step 4: Simplify right side
    136,259.52x = 9,702,765,683.01
  5. Step 5: Solve for x
    x = 9,702,765,683.01/136,259.52
  6. Step 6: Final answer
    x = 71,207.98

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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.