Home / 133,627.47-184,408.89-76,265.64

Finding the Fourth Proportional to 133,627.47, 184,408.89 and 76,265.64

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Solution

The fourth proportional to 133,627.47, 184,408.89 and 76,265.64 is: 105,248.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,627.47 : 184,408.89 = 76,265.64 : x
  2. Step 2: Convert to fraction form
    133,627.47/184,408.89 = 76,265.64/x
  3. Step 3: Cross multiply
    133,627.47x = 184,408.89 × 76,265.64
  4. Step 4: Simplify right side
    133,627.47x = 14,064,062,250.19
  5. Step 5: Solve for x
    x = 14,064,062,250.19/133,627.47
  6. Step 6: Final answer
    x = 105,248.29

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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.