Home / 136,222.22-204,459.87-69,710.06

Finding the Fourth Proportional to 136,222.22, 204,459.87 and 69,710.06

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Solution

The fourth proportional to 136,222.22, 204,459.87 and 69,710.06 is: 104,629.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,222.22 : 204,459.87 = 69,710.06 : x
  2. Step 2: Convert to fraction form
    136,222.22/204,459.87 = 69,710.06/x
  3. Step 3: Cross multiply
    136,222.22x = 204,459.87 × 69,710.06
  4. Step 4: Simplify right side
    136,222.22x = 14,252,909,805.29
  5. Step 5: Solve for x
    x = 14,252,909,805.29/136,222.22
  6. Step 6: Final answer
    x = 104,629.85

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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.