Home / 77,636.02-107,138.13-44,103.22

Finding the Fourth Proportional to 77,636.02, 107,138.13 and 44,103.22

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Solution

The fourth proportional to 77,636.02, 107,138.13 and 44,103.22 is: 60,862.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,636.02 : 107,138.13 = 44,103.22 : x
  2. Step 2: Convert to fraction form
    77,636.02/107,138.13 = 44,103.22/x
  3. Step 3: Cross multiply
    77,636.02x = 107,138.13 × 44,103.22
  4. Step 4: Simplify right side
    77,636.02x = 4,725,136,517.78
  5. Step 5: Solve for x
    x = 4,725,136,517.78/77,636.02
  6. Step 6: Final answer
    x = 60,862.68

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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.