Home / 133,328.46-184,004.63-75,985.32

Finding the Fourth Proportional to 133,328.46, 184,004.63 and 75,985.32

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Solution

The fourth proportional to 133,328.46, 184,004.63 and 75,985.32 is: 104,866.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,328.46 : 184,004.63 = 75,985.32 : x
  2. Step 2: Convert to fraction form
    133,328.46/184,004.63 = 75,985.32/x
  3. Step 3: Cross multiply
    133,328.46x = 184,004.63 × 75,985.32
  4. Step 4: Simplify right side
    133,328.46x = 13,981,649,392.08
  5. Step 5: Solve for x
    x = 13,981,649,392.08/133,328.46
  6. Step 6: Final answer
    x = 104,866.21

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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.