Home / 154,116.48-231,182.72-48,943.68

Finding the Fourth Proportional to 154,116.48, 231,182.72 and 48,943.68

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Solution

The fourth proportional to 154,116.48, 231,182.72 and 48,943.68 is: 73,418.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,116.48 : 231,182.72 = 48,943.68 : x
  2. Step 2: Convert to fraction form
    154,116.48/231,182.72 = 48,943.68/x
  3. Step 3: Cross multiply
    154,116.48x = 231,182.72 × 48,943.68
  4. Step 4: Simplify right side
    154,116.48x = 11,314,933,069.21
  5. Step 5: Solve for x
    x = 11,314,933,069.21/154,116.48
  6. Step 6: Final answer
    x = 73,418.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.