Home / 77,173.02-106,491.24-43,179.48

Finding the Fourth Proportional to 77,173.02, 106,491.24 and 43,179.48

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Solution

The fourth proportional to 77,173.02, 106,491.24 and 43,179.48 is: 59,583.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,173.02 : 106,491.24 = 43,179.48 : x
  2. Step 2: Convert to fraction form
    77,173.02/106,491.24 = 43,179.48/x
  3. Step 3: Cross multiply
    77,173.02x = 106,491.24 × 43,179.48
  4. Step 4: Simplify right side
    77,173.02x = 4,598,236,367.76
  5. Step 5: Solve for x
    x = 4,598,236,367.76/77,173.02
  6. Step 6: Final answer
    x = 59,583.47

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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.