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Finding the Fourth Proportional to 133,585.83, 184,347.81 and 73,156.28

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Solution

The fourth proportional to 133,585.83, 184,347.81 and 73,156.28 is: 100,955.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,585.83 : 184,347.81 = 73,156.28 : x
  2. Step 2: Convert to fraction form
    133,585.83/184,347.81 = 73,156.28/x
  3. Step 3: Cross multiply
    133,585.83x = 184,347.81 × 73,156.28
  4. Step 4: Simplify right side
    133,585.83x = 13,486,199,084.01
  5. Step 5: Solve for x
    x = 13,486,199,084.01/133,585.83
  6. Step 6: Final answer
    x = 100,955.31

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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.