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Finding the Fourth Proportional to 133,885.38, 184,763.70 and 73,454.92

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Solution

The fourth proportional to 133,885.38, 184,763.70 and 73,454.92 is: 101,368.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,885.38 : 184,763.70 = 73,454.92 : x
  2. Step 2: Convert to fraction form
    133,885.38/184,763.70 = 73,454.92/x
  3. Step 3: Cross multiply
    133,885.38x = 184,763.70 × 73,454.92
  4. Step 4: Simplify right side
    133,885.38x = 13,571,802,802.40
  5. Step 5: Solve for x
    x = 13,571,802,802.40/133,885.38
  6. Step 6: Final answer
    x = 101,368.82

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1.5x scale

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.