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Finding the Fourth Proportional to 182,421.44, 251,722.49 and 105,925.62

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Solution

The fourth proportional to 182,421.44, 251,722.49 and 105,925.62 is: 146,166.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,421.44 : 251,722.49 = 105,925.62 : x
  2. Step 2: Convert to fraction form
    182,421.44/251,722.49 = 105,925.62/x
  3. Step 3: Cross multiply
    182,421.44x = 251,722.49 × 105,925.62
  4. Step 4: Simplify right side
    182,421.44x = 26,663,860,291.57
  5. Step 5: Solve for x
    x = 26,663,860,291.57/182,421.44
  6. Step 6: Final answer
    x = 146,166.27

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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.