Home / 134,813.20-202,292.70-55,935.40

Finding the Fourth Proportional to 134,813.20, 202,292.70 and 55,935.40

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Solution

The fourth proportional to 134,813.20, 202,292.70 and 55,935.40 is: 83,933.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,813.20 : 202,292.70 = 55,935.40 : x
  2. Step 2: Convert to fraction form
    134,813.20/202,292.70 = 55,935.40/x
  3. Step 3: Cross multiply
    134,813.20x = 202,292.70 × 55,935.40
  4. Step 4: Simplify right side
    134,813.20x = 11,315,323,091.58
  5. Step 5: Solve for x
    x = 11,315,323,091.58/134,813.20
  6. Step 6: Final answer
    x = 83,933.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.