Home / 75,665.02-104,427.74-48,885.43

Finding the Fourth Proportional to 75,665.02, 104,427.74 and 48,885.43

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Solution

The fourth proportional to 75,665.02, 104,427.74 and 48,885.43 is: 67,468.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,665.02 : 104,427.74 = 48,885.43 : x
  2. Step 2: Convert to fraction form
    75,665.02/104,427.74 = 48,885.43/x
  3. Step 3: Cross multiply
    75,665.02x = 104,427.74 × 48,885.43
  4. Step 4: Simplify right side
    75,665.02x = 5,104,994,973.83
  5. Step 5: Solve for x
    x = 5,104,994,973.83/75,665.02
  6. Step 6: Final answer
    x = 67,468.36

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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.