Home / 133,501.32-184,272.84-76,950.36

Finding the Fourth Proportional to 133,501.32, 184,272.84 and 76,950.36

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Solution

The fourth proportional to 133,501.32, 184,272.84 and 76,950.36 is: 106,215.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,501.32 : 184,272.84 = 76,950.36 : x
  2. Step 2: Convert to fraction form
    133,501.32/184,272.84 = 76,950.36/x
  3. Step 3: Cross multiply
    133,501.32x = 184,272.84 × 76,950.36
  4. Step 4: Simplify right side
    133,501.32x = 14,179,861,376.22
  5. Step 5: Solve for x
    x = 14,179,861,376.22/133,501.32
  6. Step 6: Final answer
    x = 106,215.14

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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.