Home / 133,824.72-184,214.52-115,667.10

Finding the Fourth Proportional to 133,824.72, 184,214.52 and 115,667.10

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Solution

The fourth proportional to 133,824.72, 184,214.52 and 115,667.10 is: 159,219.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,824.72 : 184,214.52 = 115,667.10 : x
  2. Step 2: Convert to fraction form
    133,824.72/184,214.52 = 115,667.10/x
  3. Step 3: Cross multiply
    133,824.72x = 184,214.52 × 115,667.10
  4. Step 4: Simplify right side
    133,824.72x = 21,307,559,306.29
  5. Step 5: Solve for x
    x = 21,307,559,306.29/133,824.72
  6. Step 6: Final answer
    x = 159,219.91

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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.