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Finding the Fourth Proportional to 182,484.48, 251,827.76 and 100,812.76

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Solution

The fourth proportional to 182,484.48, 251,827.76 and 100,812.76 is: 139,121.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,484.48 : 251,827.76 = 100,812.76 : x
  2. Step 2: Convert to fraction form
    182,484.48/251,827.76 = 100,812.76/x
  3. Step 3: Cross multiply
    182,484.48x = 251,827.76 × 100,812.76
  4. Step 4: Simplify right side
    182,484.48x = 25,387,451,530.22
  5. Step 5: Solve for x
    x = 25,387,451,530.22/182,484.48
  6. Step 6: Final answer
    x = 139,121.15

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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.