Home / 133,407.31-184,106.64-76,055.11

Finding the Fourth Proportional to 133,407.31, 184,106.64 and 76,055.11

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Solution

The fourth proportional to 133,407.31, 184,106.64 and 76,055.11 is: 104,958.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,407.31 : 184,106.64 = 76,055.11 : x
  2. Step 2: Convert to fraction form
    133,407.31/184,106.64 = 76,055.11/x
  3. Step 3: Cross multiply
    133,407.31x = 184,106.64 × 76,055.11
  4. Step 4: Simplify right side
    133,407.31x = 14,002,250,756.93
  5. Step 5: Solve for x
    x = 14,002,250,756.93/133,407.31
  6. Step 6: Final answer
    x = 104,958.65

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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.