Home / 87,968.00-121,392.89-52,136.73

Finding the Fourth Proportional to 87,968.00, 121,392.89 and 52,136.73

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Solution

The fourth proportional to 87,968.00, 121,392.89 and 52,136.73 is: 71,946.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,968.00 : 121,392.89 = 52,136.73 : x
  2. Step 2: Convert to fraction form
    87,968.00/121,392.89 = 52,136.73/x
  3. Step 3: Cross multiply
    87,968.00x = 121,392.89 × 52,136.73
  4. Step 4: Simplify right side
    87,968.00x = 6,329,028,069.17
  5. Step 5: Solve for x
    x = 6,329,028,069.17/87,968.00
  6. Step 6: Final answer
    x = 71,946.94

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1.5x scale

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.