Home / 136,341.06-204,560.82-47,607.66

Finding the Fourth Proportional to 136,341.06, 204,560.82 and 47,607.66

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Solution

The fourth proportional to 136,341.06, 204,560.82 and 47,607.66 is: 71,428.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,341.06 : 204,560.82 = 47,607.66 : x
  2. Step 2: Convert to fraction form
    136,341.06/204,560.82 = 47,607.66/x
  3. Step 3: Cross multiply
    136,341.06x = 204,560.82 × 47,607.66
  4. Step 4: Simplify right side
    136,341.06x = 9,738,661,967.88
  5. Step 5: Solve for x
    x = 9,738,661,967.88/136,341.06
  6. Step 6: Final answer
    x = 71,428.68

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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.