Home / 134,201.79-185,199.07-73,776.32

Finding the Fourth Proportional to 134,201.79, 185,199.07 and 73,776.32

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Solution

The fourth proportional to 134,201.79, 185,199.07 and 73,776.32 is: 101,811.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,201.79 : 185,199.07 = 73,776.32 : x
  2. Step 2: Convert to fraction form
    134,201.79/185,199.07 = 73,776.32/x
  3. Step 3: Cross multiply
    134,201.79x = 185,199.07 × 73,776.32
  4. Step 4: Simplify right side
    134,201.79x = 13,663,304,741.59
  5. Step 5: Solve for x
    x = 13,663,304,741.59/134,201.79
  6. Step 6: Final answer
    x = 101,811.64

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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.