Home / 134,333.81-185,380.66-73,903.16

Finding the Fourth Proportional to 134,333.81, 185,380.66 and 73,903.16

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Solution

The fourth proportional to 134,333.81, 185,380.66 and 73,903.16 is: 101,986.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,333.81 : 185,380.66 = 73,903.16 : x
  2. Step 2: Convert to fraction form
    134,333.81/185,380.66 = 73,903.16/x
  3. Step 3: Cross multiply
    134,333.81x = 185,380.66 × 73,903.16
  4. Step 4: Simplify right side
    134,333.81x = 13,700,215,465.22
  5. Step 5: Solve for x
    x = 13,700,215,465.22/134,333.81
  6. Step 6: Final answer
    x = 101,986.35

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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.