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Finding the Fourth Proportional to 251,132.77, 376,696.86 and 101,266.93

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Solution

The fourth proportional to 251,132.77, 376,696.86 and 101,266.93 is: 151,899.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,132.77 : 376,696.86 = 101,266.93 : x
  2. Step 2: Convert to fraction form
    251,132.77/376,696.86 = 101,266.93/x
  3. Step 3: Cross multiply
    251,132.77x = 376,696.86 × 101,266.93
  4. Step 4: Simplify right side
    251,132.77x = 38,146,934,552.84
  5. Step 5: Solve for x
    x = 38,146,934,552.84/251,132.77
  6. Step 6: Final answer
    x = 151,899.47

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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.