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Finding the Fourth Proportional to 134,151.54, 185,035.41 and 113,868.51

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Solution

The fourth proportional to 134,151.54, 185,035.41 and 113,868.51 is: 157,059.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,151.54 : 185,035.41 = 113,868.51 : x
  2. Step 2: Convert to fraction form
    134,151.54/185,035.41 = 113,868.51/x
  3. Step 3: Cross multiply
    134,151.54x = 185,035.41 × 113,868.51
  4. Step 4: Simplify right side
    134,151.54x = 21,069,706,433.94
  5. Step 5: Solve for x
    x = 21,069,706,433.94/134,151.54
  6. Step 6: Final answer
    x = 157,059.00

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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.