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Finding the Fourth Proportional to 251,557.59, 377,256.33 and 83,046.54

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Solution

The fourth proportional to 251,557.59, 377,256.33 and 83,046.54 is: 124,543.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,557.59 : 377,256.33 = 83,046.54 : x
  2. Step 2: Convert to fraction form
    251,557.59/377,256.33 = 83,046.54/x
  3. Step 3: Cross multiply
    251,557.59x = 377,256.33 × 83,046.54
  4. Step 4: Simplify right side
    251,557.59x = 31,329,832,899.60
  5. Step 5: Solve for x
    x = 31,329,832,899.60/251,557.59
  6. Step 6: Final answer
    x = 124,543.38

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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.