Home / 101,278.03-139,719.77-60,968.43

Finding the Fourth Proportional to 101,278.03, 139,719.77 and 60,968.43

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Solution

The fourth proportional to 101,278.03, 139,719.77 and 60,968.43 is: 84,110.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,278.03 : 139,719.77 = 60,968.43 : x
  2. Step 2: Convert to fraction form
    101,278.03/139,719.77 = 60,968.43/x
  3. Step 3: Cross multiply
    101,278.03x = 139,719.77 × 60,968.43
  4. Step 4: Simplify right side
    101,278.03x = 8,518,494,973.99
  5. Step 5: Solve for x
    x = 8,518,494,973.99/101,278.03
  6. Step 6: Final answer
    x = 84,110.00

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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.