Home / 91,484.25-126,253.82-51,197.18

Finding the Fourth Proportional to 91,484.25, 126,253.82 and 51,197.18

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Solution

The fourth proportional to 91,484.25, 126,253.82 and 51,197.18 is: 70,655.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,484.25 : 126,253.82 = 51,197.18 : x
  2. Step 2: Convert to fraction form
    91,484.25/126,253.82 = 51,197.18/x
  3. Step 3: Cross multiply
    91,484.25x = 126,253.82 × 51,197.18
  4. Step 4: Simplify right side
    91,484.25x = 6,463,839,044.95
  5. Step 5: Solve for x
    x = 6,463,839,044.95/91,484.25
  6. Step 6: Final answer
    x = 70,655.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.