Home / 90,701.39-136,053.45-34,544.60

Finding the Fourth Proportional to 90,701.39, 136,053.45 and 34,544.60

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Solution

The fourth proportional to 90,701.39, 136,053.45 and 34,544.60 is: 51,817.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,701.39 : 136,053.45 = 34,544.60 : x
  2. Step 2: Convert to fraction form
    90,701.39/136,053.45 = 34,544.60/x
  3. Step 3: Cross multiply
    90,701.39x = 136,053.45 × 34,544.60
  4. Step 4: Simplify right side
    90,701.39x = 4,699,912,349.00
  5. Step 5: Solve for x
    x = 4,699,912,349.00/90,701.39
  6. Step 6: Final answer
    x = 51,817.43

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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.