Home / 97,010.66-133,872.73-56,748.26

Finding the Fourth Proportional to 97,010.66, 133,872.73 and 56,748.26

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Solution

The fourth proportional to 97,010.66, 133,872.73 and 56,748.26 is: 78,311.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,010.66 : 133,872.73 = 56,748.26 : x
  2. Step 2: Convert to fraction form
    97,010.66/133,872.73 = 56,748.26/x
  3. Step 3: Cross multiply
    97,010.66x = 133,872.73 × 56,748.26
  4. Step 4: Simplify right side
    97,010.66x = 7,597,044,488.95
  5. Step 5: Solve for x
    x = 7,597,044,488.95/97,010.66
  6. Step 6: Final answer
    x = 78,311.44

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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.