Home / 133,557.72-184,302.64-73,116.80

Finding the Fourth Proportional to 133,557.72, 184,302.64 and 73,116.80

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Solution

The fourth proportional to 133,557.72, 184,302.64 and 73,116.80 is: 100,897.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,557.72 : 184,302.64 = 73,116.80 : x
  2. Step 2: Convert to fraction form
    133,557.72/184,302.64 = 73,116.80/x
  3. Step 3: Cross multiply
    133,557.72x = 184,302.64 × 73,116.80
  4. Step 4: Simplify right side
    133,557.72x = 13,475,619,268.35
  5. Step 5: Solve for x
    x = 13,475,619,268.35/133,557.72
  6. Step 6: Final answer
    x = 100,897.34

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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.