Home / 94,136.06-129,908.68-51,695.51

Finding the Fourth Proportional to 94,136.06, 129,908.68 and 51,695.51

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Solution

The fourth proportional to 94,136.06, 129,908.68 and 51,695.51 is: 71,340.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,136.06 : 129,908.68 = 51,695.51 : x
  2. Step 2: Convert to fraction form
    94,136.06/129,908.68 = 51,695.51/x
  3. Step 3: Cross multiply
    94,136.06x = 129,908.68 × 51,695.51
  4. Step 4: Simplify right side
    94,136.06x = 6,715,694,687.24
  5. Step 5: Solve for x
    x = 6,715,694,687.24/94,136.06
  6. Step 6: Final answer
    x = 71,340.30

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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.