Home / 86,733.29-119,690.38-49,006.73

Finding the Fourth Proportional to 86,733.29, 119,690.38 and 49,006.73

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Solution

The fourth proportional to 86,733.29, 119,690.38 and 49,006.73 is: 67,628.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,733.29 : 119,690.38 = 49,006.73 : x
  2. Step 2: Convert to fraction form
    86,733.29/119,690.38 = 49,006.73/x
  3. Step 3: Cross multiply
    86,733.29x = 119,690.38 × 49,006.73
  4. Step 4: Simplify right side
    86,733.29x = 5,865,634,136.26
  5. Step 5: Solve for x
    x = 5,865,634,136.26/86,733.29
  6. Step 6: Final answer
    x = 67,628.41

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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.