Home / 256,599.24-384,788.73-88,136.52

Finding the Fourth Proportional to 256,599.24, 384,788.73 and 88,136.52

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Solution

The fourth proportional to 256,599.24, 384,788.73 and 88,136.52 is: 132,166.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,599.24 : 384,788.73 = 88,136.52 : x
  2. Step 2: Convert to fraction form
    256,599.24/384,788.73 = 88,136.52/x
  3. Step 3: Cross multiply
    256,599.24x = 384,788.73 × 88,136.52
  4. Step 4: Simplify right side
    256,599.24x = 33,913,939,597.42
  5. Step 5: Solve for x
    x = 33,913,939,597.42/256,599.24
  6. Step 6: Final answer
    x = 132,166.95

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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.