Home / 115,714.42-173,670.24-45,642.94

Finding the Fourth Proportional to 115,714.42, 173,670.24 and 45,642.94

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Solution

The fourth proportional to 115,714.42, 173,670.24 and 45,642.94 is: 68,503.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,714.42 : 173,670.24 = 45,642.94 : x
  2. Step 2: Convert to fraction form
    115,714.42/173,670.24 = 45,642.94/x
  3. Step 3: Cross multiply
    115,714.42x = 173,670.24 × 45,642.94
  4. Step 4: Simplify right side
    115,714.42x = 7,926,820,344.11
  5. Step 5: Solve for x
    x = 7,926,820,344.11/115,714.42
  6. Step 6: Final answer
    x = 68,503.31

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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.