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Finding the Fourth Proportional to 75,101.67, 112,646.73 and 46,644.39

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Solution

The fourth proportional to 75,101.67, 112,646.73 and 46,644.39 is: 69,963.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,101.67 : 112,646.73 = 46,644.39 : x
  2. Step 2: Convert to fraction form
    75,101.67/112,646.73 = 46,644.39/x
  3. Step 3: Cross multiply
    75,101.67x = 112,646.73 × 46,644.39
  4. Step 4: Simplify right side
    75,101.67x = 5,254,338,006.34
  5. Step 5: Solve for x
    x = 5,254,338,006.34/75,101.67
  6. Step 6: Final answer
    x = 69,963.00

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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.