Home / 134,082.81-185,035.32-73,654.11

Finding the Fourth Proportional to 134,082.81, 185,035.32 and 73,654.11

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Solution

The fourth proportional to 134,082.81, 185,035.32 and 73,654.11 is: 101,643.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,082.81 : 185,035.32 = 73,654.11 : x
  2. Step 2: Convert to fraction form
    134,082.81/185,035.32 = 73,654.11/x
  3. Step 3: Cross multiply
    134,082.81x = 185,035.32 × 73,654.11
  4. Step 4: Simplify right side
    134,082.81x = 13,628,611,813.17
  5. Step 5: Solve for x
    x = 13,628,611,813.17/134,082.81
  6. Step 6: Final answer
    x = 101,643.24

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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.