Home / 133,639.31-184,422.29-73,212.13

Finding the Fourth Proportional to 133,639.31, 184,422.29 and 73,212.13

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Solution

The fourth proportional to 133,639.31, 184,422.29 and 73,212.13 is: 101,032.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,639.31 : 184,422.29 = 73,212.13 : x
  2. Step 2: Convert to fraction form
    133,639.31/184,422.29 = 73,212.13/x
  3. Step 3: Cross multiply
    133,639.31x = 184,422.29 × 73,212.13
  4. Step 4: Simplify right side
    133,639.31x = 13,501,947,382.21
  5. Step 5: Solve for x
    x = 13,501,947,382.21/133,639.31
  6. Step 6: Final answer
    x = 101,032.75

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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.