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Finding the Fourth Proportional to 73,419.84, 101,364.48 and 46,601.28

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Solution

The fourth proportional to 73,419.84, 101,364.48 and 46,601.28 is: 64,338.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,419.84 : 101,364.48 = 46,601.28 : x
  2. Step 2: Convert to fraction form
    73,419.84/101,364.48 = 46,601.28/x
  3. Step 3: Cross multiply
    73,419.84x = 101,364.48 × 46,601.28
  4. Step 4: Simplify right side
    73,419.84x = 4,723,714,514.53
  5. Step 5: Solve for x
    x = 4,723,714,514.53/73,419.84
  6. Step 6: Final answer
    x = 64,338.39

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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.