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Finding the Fourth Proportional to 133,864.25, 184,735.13 and 73,437.98

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Solution

The fourth proportional to 133,864.25, 184,735.13 and 73,437.98 is: 101,345.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,864.25 : 184,735.13 = 73,437.98 : x
  2. Step 2: Convert to fraction form
    133,864.25/184,735.13 = 73,437.98/x
  3. Step 3: Cross multiply
    133,864.25x = 184,735.13 × 73,437.98
  4. Step 4: Simplify right side
    133,864.25x = 13,566,574,782.24
  5. Step 5: Solve for x
    x = 13,566,574,782.24/133,864.25
  6. Step 6: Final answer
    x = 101,345.76

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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.