Home / 133,607.32-184,381.08-76,245.49

Finding the Fourth Proportional to 133,607.32, 184,381.08 and 76,245.49

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Solution

The fourth proportional to 133,607.32, 184,381.08 and 76,245.49 is: 105,220.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,607.32 : 184,381.08 = 76,245.49 : x
  2. Step 2: Convert to fraction form
    133,607.32/184,381.08 = 76,245.49/x
  3. Step 3: Cross multiply
    133,607.32x = 184,381.08 × 76,245.49
  4. Step 4: Simplify right side
    133,607.32x = 14,058,225,410.10
  5. Step 5: Solve for x
    x = 14,058,225,410.10/133,607.32
  6. Step 6: Final answer
    x = 105,220.48

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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.