Home / 79,136.36-118,732.62-26,545.76

Finding the Fourth Proportional to 79,136.36, 118,732.62 and 26,545.76

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Solution

The fourth proportional to 79,136.36, 118,732.62 and 26,545.76 is: 39,828.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,136.36 : 118,732.62 = 26,545.76 : x
  2. Step 2: Convert to fraction form
    79,136.36/118,732.62 = 26,545.76/x
  3. Step 3: Cross multiply
    79,136.36x = 118,732.62 × 26,545.76
  4. Step 4: Simplify right side
    79,136.36x = 3,151,847,634.69
  5. Step 5: Solve for x
    x = 3,151,847,634.69/79,136.36
  6. Step 6: Final answer
    x = 39,828.06

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1.5x scale

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.