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Finding the Fourth Proportional to 73,238, 101,079.22 and 46,383

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Solution

The fourth proportional to 73,238, 101,079.22 and 46,383 is: 64,015.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,238 : 101,079.22 = 46,383 : x
  2. Step 2: Convert to fraction form
    73,238/101,079.22 = 46,383/x
  3. Step 3: Cross multiply
    73,238x = 101,079.22 × 46,383
  4. Step 4: Simplify right side
    73,238x = 4,688,357,461.26
  5. Step 5: Solve for x
    x = 4,688,357,461.26/73,238
  6. Step 6: Final answer
    x = 64,015.37

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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.