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Finding the Fourth Proportional to 75,461.52, 104,136.66 and 41,927.52

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Solution

The fourth proportional to 75,461.52, 104,136.66 and 41,927.52 is: 57,859.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,461.52 : 104,136.66 = 41,927.52 : x
  2. Step 2: Convert to fraction form
    75,461.52/104,136.66 = 41,927.52/x
  3. Step 3: Cross multiply
    75,461.52x = 104,136.66 × 41,927.52
  4. Step 4: Simplify right side
    75,461.52x = 4,366,191,894.88
  5. Step 5: Solve for x
    x = 4,366,191,894.88/75,461.52
  6. Step 6: Final answer
    x = 57,859.85

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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.