Home / 133,740.18-184,554.90-80,054.64

Finding the Fourth Proportional to 133,740.18, 184,554.90 and 80,054.64

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Solution

The fourth proportional to 133,740.18, 184,554.90 and 80,054.64 is: 110,471.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,740.18 : 184,554.90 = 80,054.64 : x
  2. Step 2: Convert to fraction form
    133,740.18/184,554.90 = 80,054.64/x
  3. Step 3: Cross multiply
    133,740.18x = 184,554.90 × 80,054.64
  4. Step 4: Simplify right side
    133,740.18x = 14,774,476,079.74
  5. Step 5: Solve for x
    x = 14,774,476,079.74/133,740.18
  6. Step 6: Final answer
    x = 110,471.48

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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.