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Finding the Fourth Proportional to 73,242, 101,061.81 and 46,013.85

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Solution

The fourth proportional to 73,242, 101,061.81 and 46,013.85 is: 63,491.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,242 : 101,061.81 = 46,013.85 : x
  2. Step 2: Convert to fraction form
    73,242/101,061.81 = 46,013.85/x
  3. Step 3: Cross multiply
    73,242x = 101,061.81 × 46,013.85
  4. Step 4: Simplify right side
    73,242x = 4,650,242,966.07
  5. Step 5: Solve for x
    x = 4,650,242,966.07/73,242
  6. Step 6: Final answer
    x = 63,491.48

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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.