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Finding the Fourth Proportional to 182,369.70, 251,674.17 and 100,697.70

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Solution

The fourth proportional to 182,369.70, 251,674.17 and 100,697.70 is: 138,965.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,369.70 : 251,674.17 = 100,697.70 : x
  2. Step 2: Convert to fraction form
    182,369.70/251,674.17 = 100,697.70/x
  3. Step 3: Cross multiply
    182,369.70x = 251,674.17 × 100,697.70
  4. Step 4: Simplify right side
    182,369.70x = 25,343,010,068.41
  5. Step 5: Solve for x
    x = 25,343,010,068.41/182,369.70
  6. Step 6: Final answer
    x = 138,965.03

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1.5x scale

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.