Home / 133,616.09-184,390.28-73,187.74

Finding the Fourth Proportional to 133,616.09, 184,390.28 and 73,187.74

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Solution

The fourth proportional to 133,616.09, 184,390.28 and 73,187.74 is: 100,999.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,616.09 : 184,390.28 = 73,187.74 : x
  2. Step 2: Convert to fraction form
    133,616.09/184,390.28 = 73,187.74/x
  3. Step 3: Cross multiply
    133,616.09x = 184,390.28 × 73,187.74
  4. Step 4: Simplify right side
    133,616.09x = 13,495,107,871.17
  5. Step 5: Solve for x
    x = 13,495,107,871.17/133,616.09
  6. Step 6: Final answer
    x = 100,999.12

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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.