Home / 136,266.03-204,407.69-42,775.47

Finding the Fourth Proportional to 136,266.03, 204,407.69 and 42,775.47

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Solution

The fourth proportional to 136,266.03, 204,407.69 and 42,775.47 is: 64,165.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,266.03 : 204,407.69 = 42,775.47 : x
  2. Step 2: Convert to fraction form
    136,266.03/204,407.69 = 42,775.47/x
  3. Step 3: Cross multiply
    136,266.03x = 204,407.69 × 42,775.47
  4. Step 4: Simplify right side
    136,266.03x = 8,743,634,797.49
  5. Step 5: Solve for x
    x = 8,743,634,797.49/136,266.03
  6. Step 6: Final answer
    x = 64,165.92

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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.